Chapter Summaries

Key Plot Points and Events

• A corpse is discovered inside a secondhand sofa during delivery.
• The victim is an elderly woman who died from a blow to the head.
• The sofa's new owner and the furniture movers are questioned.
• The sofa was purchased from a secondhand furniture store in Beika Town.

Character Developments

• Officer Takagi: Shows concern for public decency and disdain for secondhand items due to their unknown history.
• Suzuki Sonoko: Expresses her sister's fondness for secondhand villas and the troubles that come with them.
• Hashimoto Maya: Struggles with his mission to sabotage Jiang Xia and his growing guilt, leading to avoidance behavior around Jiang Xia.

Significant Themes

• The unknown history and potential dangers of secondhand items.
• The contrast between Jiang Xia's trust in Hashimoto Maya and Hashimoto Maya's internal struggle.

Character Interactions

• Jiang Xia and Hashimoto Maya: Jiang Xia treats Hashimoto Maya as a trusted subordinate, while Hashimoto Maya feels guilty and avoids Jiang Xia due to his mission.
• Officer Takagi and Jiang Xia: Officer Takagi is initially surprised and wary of the students' presence but adjusts his mindset to accept their help.
• The long-haired woman and Officer Takagi: The woman becomes defensive when questioned about her whereabouts, leading Officer Takagi to hastily reassure her.

Key Plot Points and Events

• A woman, Miss Hosono, bought a used sofa from Furniture City, which later turned out to contain a corpse.
• The sofa was sold and delivered to Miss Hosono's home on the same day.
• The police suspect Miss Hosono and the anonymous seller of the sofa as potential culprits.

Character Developments

• Officer Takagi: Shows thoroughness in his investigation, considering various possibilities and assigning tasks accordingly.
• Hashimoto Maya: Demonstrates keen observational skills and deductive reasoning, earning respect from Officer Takagi.
• Miss Hosono: Becomes a suspect due to her purchase of the sofa containing the corpse.

Significant Themes

• Trust and teamwork: Jiang Xia's trust in Hashimoto Maya, and Hashimoto Maya's realization of the importance of their relationship.
• Investigation methods: The police use canvassing and surveillance footage to gather evidence and identify suspects.

Character Interactions

• Jiang Xia and Hashimoto Maya: Jiang Xia seeks Hashimoto Maya's opinion during the investigation, showing trust in his abilities.
• Officer Takagi and Hashimoto Maya: Officer Takagi admires Hashimoto Maya's deductive skills and seeks his advice on the case.
• Officer Takagi and Miss Hosono: Officer Takagi questions Miss Hosono about her alibi and the circumstances surrounding the sofa purchase.

Key Plot Points and Events

• The sofa buyer's neighbor is brought in for questioning and reveals he heard an argument between two women next door between 2:00 and 3:00 PM.
• Suzuki Sonoko deduces that the sofa buyer is the murderer, but Jiang Xia remains cautious.
• The Furniture City employee who acquired the sofa confesses he found it at a garbage collection point in Dawn Town, near the current location.
• It's discovered that the corpse made a round trip from the apartment building to the Furniture City store and back.

Character Developments

• Officer Takagi: Shows determination to solve the case and cooperates with Jiang Xia.
• Suzuki Sonoko: Demonstrates her deductive skills but is dismissed by Jiang Xia.
• Hashimoto Maya: Feels competitive and envious of Suzuki Sonoko, considering using similar tactics to get close to Jiang Xia.
• Furniture City employee: Initially hesitant but eventually confesses about finding the sofa.

Significant Themes

• The theme of recycling and waste is introduced through the Furniture City employee's actions.
• The case's complexity and the corpse's journey highlight the need for thorough investigation.

Character Interactions

• Officer Takagi and Jiang Xia: Work together, with Takagi showing deference to Jiang Xia's expertise.
• Suzuki Sonoko and Hashimoto Maya: Compete subtly, with Maya feeling threatened by Sonoko's deductions.
• Furniture City employee and manager: Share a bond over their disdain for waste, leading to a heartfelt moment before Jiang Xia intervenes.

Key Plot Points and Events

• A corpse is found hidden inside a sofa at a furniture store.
• The sofa was previously thrown away by a resident of the same apartment building where the store is located.
• The buyer of the sofa, a woman, is initially suspected but later cleared.
• The neighbor of the buyer, Mr. Tokunaga, is revealed to be the culprit.

Character Developments

• Conan Edogawa (Shinichi Kudo) struggles to connect the dots and solve the case due to Jiang Xia's early revelation of the culprit.
• Officer Takagi shows eagerness in solving the case and is impressed by Jiang Xia's deduction skills.

Significant Themes

• The fragility and sensitivity of a first-time murderer's mental state.
• The influence of external factors (like frequent burglaries) on the culprit's actions.

Character Interactions

• Conan and Jiang Xia discuss the case, with Jiang Xia revealing the culprit's identity to Conan before the police.
• Officer Takagi overhears Jiang Xia's deduction and becomes excited about finding the culprit.
• Two housewives provide a clue about Mr. Tokunaga's unusual behavior, which leads to his identification as the culprit.

Key Plot Points and Events

• Conan deduces that Miss Hosono's alibi holds up, leading to a dead end.
• Tokunaga Kazuhiro, Hosono's neighbor, is arrested for her murder after providing false testimony.
• A second crime scene is discovered nearby, involving a poisoning at a graduate student gathering.

Character Developments

• Tokunaga Kazuhiro: Initially seemed innocent, but confessed to killing Hosono in a fit of rage over a debt dispute.
• Hashimoto Maya: Daydreams about gaining power and making Conan and Sonoko his subordinates.

Significant Themes

• The theme of appearances being deceiving, as Tokunaga Kazuhiro initially seemed helpful but was the murderer.
• The power dynamics and ambition within Hashimoto Maya's daydream reflect his desire for status and control.

Character Interactions

• Conan and Hashimoto Maya: Conan is annoyed by Hashimoto's attempts to ingratiate himself with Jiang Xia.
• Officer Takagi and Conan: They work together to solve the case, with Takagi following Conan's lead.
• Hashimoto Maya and Jiang Xia: Maya invites Jiang Xia to the second crime scene, trying to bond with him.

Key Plot Points and Events

• A birthday celebration for a graduate student turns fatal when the birthday girl collapses and dies after drinking from a poisoned glass.
• The poison was detected only in her glass, not in the bottle or other glasses.
• Okiya Subaru, a graduate student, was present at the scene.

Character Developments

• Okiya Subaru: Initially reluctant to attend the birthday celebration, he becomes a person of interest due to his presence at the scene. He is described as low-key and reluctant to draw attention to himself.
• Hashimoto Maya: She is wary of Jiang Xia's interest in Okiya Subaru, suggesting she might have some knowledge or suspicion about him.

Significant Themes

• Coincidence: The second murder case of the night involves someone known to Jiang Xia, raising questions about the connection between the two cases.
• Detection and Investigation: Jiang Xia, as a detective, starts questioning Okiya Subaru about the two wine glasses found at the scene.

Character Interactions

• Jiang Xia and Okiya Subaru: They exchange polite greetings, with Jiang Xia acknowledging Okiya's help in a previous case. However, Jiang Xia's interest in Okiya's presence at the scene creates some tension.
• Suzuki Sonoko and Okiya Subaru: Sonoko expresses surprise at the coincidence of both murder cases involving someone they know.
• Hashimoto Maya and Jiang Xia: Maya grows wary of Jiang Xia's interest in Okiya Subaru, suggesting she might have some knowledge or suspicion about him.

Key Plot Points and Events

• Jiang Xia, a detective, investigates a murder case where a student, Keiko, died after drinking poisoned wine at her birthday party.
• The group reenacts the event, revealing that the poisoned glass was passed around before reaching Keiko.
• Suzuki Sonoko suggests that the lights-off moment during the birthday cake candles could have been used to add poison.
• The group returns to their original seats, and Suzuki Sonoko suspects Okiya Subaru, seated next to Keiko, as the likely poisoner.

Character Developments

• Okiya Subaru: Initially shocked and slow to respond, he later shows frustration and anger at being suspected.
• Suzuki Sonoko: Enjoys detective work, makes a valid suggestion about the lights-off moment, but also jumps to conclusions about Okiya Subaru's guilt.
• The Old Professor: Protective of his students, he testifies for two students but also becomes angry when accused of protecting an accomplice.

Significant Themes

• The close proximity to the victim increases suspicion (Okiya Subaru).
• The importance of timing and opportunity in crime (lights-off moment).
• The potential for misjudgment and bias in investigations (Suzuki Sonoko's quick accusation).

Character Interactions

• Jiang Xia questions the group, trying to piece together the events leading to Keiko's death.
• Okiya Subaru and Suzuki Sonoko have a tense exchange when she suspects him.
• The Old Professor and Officer Sato have a heated moment when he becomes angry at her accusation.

Key Plot Points

• Okiya Subaru is suspected of murder after a poison bottle is found in his bag.
• Detective Jiang Xia deduces that Senior Togashi poisoned Keiko Sawaguchi's wine by pouring syrup and poison into the bottom of his glass.
• Togashi accuses Okiya Subaru of murder due to his emotional entanglement with Keiko and his strange behavior during the meal.

Character Developments

• Okiya Subaru is portrayed as calm, world-weary, and cautious, with a mysterious financial background.
• Keiko Sawaguchi is revealed to have had a secret partner and was pursuing Okiya Subaru.
• Senior Togashi is exposed as the murderer, driven by a desire to frame Okiya Subaru.

Significant Themes

• Trust and suspicion among colleagues and friends.
• The consequences of hiding secrets and the desperation it can lead to.
• The struggle between truth and deception.

Character Interactions

• Hashimoto Maya notices the strange interactions between Okiya Subaru and the other characters.
• Okiya Subaru and Senior Togashi have a tense confrontation.
• Detective Jiang Xia uses his keen observations to deduce the truth behind the murder.

Key Plot Points and Events

• A senior student, Keiko, is found dead in a lab.
• Jiang Xia, a Great Detective, is called to investigate.
• A poisoned bottle is found in Okiya Subaru's backpack, making him a suspect.
• Jiang Xia deduces that a waitress's fingerprint on the bottle belongs to the murderer.
• The murderer, Senior Togashi, is revealed to have killed Keiko out of jealousy and humiliation after she tried to leave him for Okiya Subaru.

Character Developments

• Okiya Subaru: Realizes the potential danger of his high-end car and decides not to replace it. Understands Uzo's intentions and becomes more proactive about getting close to Jiang Xia.
• Senior Togashi: Admits to his crime, showing his jealousy, humiliation, and resentment towards Keiko and Okiya Subaru.
• Jiang Xia: Demonstrates his exceptional deductive abilities, solving the case efficiently.

Significant Themes

• Jealousy and resentment leading to crime (Senior Togashi).
• The danger of overthinking and paranoia (Okiya Subaru).
• The importance of proactive kindness and repaying it (Okiya Subaru and the graduate student).

Character Interactions

• Jiang Xia and Okiya Subaru: Jiang Xia solves the case, clearing Okiya Subaru's name. Okiya Subaru becomes more proactive in his interactions with Jiang Xia.
• Senior Togashi and Keiko: Their relationship reveals Senior Togashi's motive for murder.
• Okiya Subaru and the graduate student: Okiya Subaru's actions inspire the graduate student to be more proactive in repaying kindness.

Key Plot Points and Events

• Jiang Xia receives an email from Haibara Ai warning him about a potential intruder from the Organization in his house.
• Jiang Xia retrieves his motorcycle and returns home, finding Spider Lady guarding a safe in his wardrobe containing two handguns.
• He discovers Haibara Ai spying on his house and reassures her that there's no one inside.
• Jiang Xia plans a trip to Fuyudo Villa and reports it to Gin, following the Organization's protocol for out-of-town activities.

Character Developments

• Jiang Xia demonstrates his detective skills by reassuring Haibara Ai that her fears are unfounded.
• Haibara Ai shows concern for Jiang Xia's safety and offers advice based on her scientific knowledge.
• Gin is shown to be displeased with the leave request but adheres to the Organization's protocols.

Significant Themes

• Safety and Security: Both Jiang Xia and Haibara Ai are concerned about potential threats and take precautions to ensure safety.
• Trust and Reassurance: Jiang Xia reassures Haibara Ai about her fears, and they both trust each other's judgment.
• Organization Protocols: Gin follows the Organization's rules for out-of-town activities, highlighting the structure and discipline within the Organization.

Character Interactions

• Jiang Xia and Haibara Ai interact as neighbors and friends, with Haibara Ai showing concern for Jiang Xia's well-being.
• Jiang Xia and Gin interact as superior and subordinate within the Organization, with Gin showing displeasure but adhering to the rules.

Key Plot Points and Events

• Uzo (Jiang Xia) files an outing request for Valentine's Day, mentioning a date.
• Gin, suspicious, calls Uzo to inquire about his plans.
• Uzo lists several people, including officers and classmates, for the trip.
• Gin investigates Officer Shiratori's recent behavior through an informant.
• The informant reveals that Shiratori lost a bet for a Valentine's Day date with the 'Police Flower', which went to Uzo.
• Gin approves Uzo's outing request.

Character Developments

• Gin: Shows concern for the Organization's image and Uzo's safety, investigates Uzo's plans.
• Uzo: Reveals a different understanding of 'dating', invites multiple people for the trip.
• Vermouth: Considers declining Uzo's invitation due to fear of Uzo discovering her involvement with Calvados.

Significant Themes

• Trust and suspicion within the Organization.
• The blurred line between personal and professional relationships.
• The potential consequences of Uzo's unique perspective on 'dating'.

Character Interactions

• Gin and Uzo: Gin investigates Uzo's plans, Uzo lists his trip companions.
• Uzo and Vermouth: Uzo invites Vermouth, Vermouth considers declining due to fear of Uzo's reaction.

Key Plot Points and Events

• Vermouth reviews her plan and decides to follow Uzo's targets to confirm his knowledge.
• Jiang Xia, Mouri Ran, Conan, and Inspector Shiratori embark on a team-building trip in a luxurious minibus.
• Dr. Araide (Vermouth) and Jodie (FBI agent) join the trip, with Jodie reluctantly continuing due to her mission.
• Vermouth and Jodie have differing expectations for the trip, with Vermouth anticipating trouble due to Uzo's presence.

Character Developments

• Vermouth remains focused on her plan to capture Sherry but is cautious about Uzo's involvement.
• Jodie struggles with her mission, facing her fears of being entangled in Vermouth's schemes but remains determined to continue her investigation.
• Inspector Shiratori shows a competitive side, ensuring a comfortable trip for his team while trying to outdo his colleague, Officer Takagi.

Significant Themes

• The consequences of Vermouth's actions and the FBI's attempts to counter them.
• The tension between Vermouth's plans and the FBI's investigations, with Uzo's presence adding complexity.
• The impact of Vermouth's schemes on those around her, such as Jodie's reluctance to participate in the trip.

Character Interactions

• Vermouth and Jodie interact reluctantly, with Vermouth expecting Jodie to back out and Jodie determined to continue her mission.
• Inspector Shiratori and Officer Takagi display friendly competition, with Shiratori ensuring a comfortable trip for his team.
• Vermouth and Amuro Tooru have a brief, unacknowledged encounter at an intersection, with Amuro noticing Vermouth in the driver's seat.

Key Plot Points and Events

• Vermouth, disguised as a doctor, is seen in a minibus with Jiang Xia, her high school and elementary school friends, and three Tokyo Police officers.
• Amuro Tooru, suspicious of Vermouth's activities, sends Kazami Yuuya and others to follow the minibus discreetly.
• Amuro Tooru decides not to follow them, believing their trip will encounter issues and he has other tasks to attend to.

Character Developments

• Amuro Tooru shows concern for Jiang Xia's safety but also displays reluctance to get involved in her personal matters.
• Vermouth demonstrates caution and vigilance, observing the people in the minibus and staying alert to potential threats.

Significant Themes

• Trust and suspicion among characters, as seen in Amuro Tooru's wariness of Vermouth and Vermouth's watchfulness towards the others in the minibus.
• The complexity of relationships and alliances, reflected in the diverse group of people traveling together.

Character Interactions

• Amuro Tooru and Vermouth: Amuro Tooru is suspicious of Vermouth's actions, while Vermouth is aware of Amuro Tooru's presence but chooses to ignore it.
• Vermouth and the children: Vermouth observes the children, especially Uzo, with interest and caution.
• Amuro Tooru and Kazami Yuuya: Amuro Tooru assigns Kazami Yuuya to follow the minibus, showing trust in his subordinate's abilities.

Key Plot Points and Events

• Vermouth regrets driving as the group leaves Tokyo, expecting trouble due to Uzo's influence.
• Kazami Yuuya tails them, expecting incidents but finds the journey uneventful.
• A landslide blocks the road, trapping the group between two collapsed sites.
• The group decides to take a side road and spend the night somewhere, treating it as a spontaneous trip.

Character Developments

• Vermouth shows concern for her passengers' safety and is relieved when the journey is initially uneventful, but she remains cautious.
• Kazami Yuuya feels bitter and confused when the group encounters no incidents, questioning his 'Case Magnet Constitution.'
• Officer Shiratori prioritizes his Valentine's Day date with Officer Sato, suggesting they find a place to stay overnight.

Significant Themes

• The unpredictable influence of Uzo on the group's journey.
• The contrast between the group's expectations and reality.
• The theme of 'the road not taken' and spontaneous adventures.

Character Interactions

• Vermouth and Jiang Xia have a silent exchange, with Vermouth suspecting Jiang Xia's involvement in the landslide.
• Kazami Yuuya and Amuro Tooru discuss the group's unusual journey.
• Officer Shiratori and Officer Sato have a moment of connection, with Shiratori prioritizing their time together.

Key Plot Points and Events

• The group encounters a strange festival, the Okihide Shuyū Requiem, while lost on a snowy night.
• They meet Daimon Yoshirō, the youngest son of the wealthy Daimon Family, who invites them to stay at his family's residence for the night.
• They learn about the family's internal conflicts and the young man's apprehension about returning home.

Character Developments

• Suzuki Sonoko finds the festival uninteresting and wishes for a more romantic setting.
• Officer Shiratori is concerned about the potential impact of the family's drama on his daughter's views on marriage.
• Daimon Yoshirō reveals his identity and expresses his reluctance to face his family's issues.

Significant Themes

• The tension between tradition and modernity, represented by the festival and the wealthy family's dynamics.
• The struggle between personal desires and familial responsibilities, exemplified by Daimon Yoshirō's reluctance to return home.

Character Interactions

• Suzuki Sonoko and Jiang Xia have differing opinions on the festival's appeal.
• Officer Shiratori and Jodie express concern about the potential impact of the family's drama on their companions.
• Vermouth and Jiang Xia share a moment of understanding regarding their shared experiences with powerful families.

Key Plot Points and Events

• Vermouth suspects the Daimon Family's Youngest Son might be the murderer but also considers he might be acting.
• Vermouth decides to send a post on the Passerby Mutual Aid Association to crowdsource guesses about the murderer.
• Inside the Daimon residence, Curacao, disguised as a lawyer, listens to President Daimon's will while gathering information.
• President Daimon becomes angry when he hears about the guests his youngest son has brought home.
• Curacao receives a notification from the Passerby Mutual Aid Association, revealing Uzo's presence, and decides to leave but finds her car's tire flat.

Character Developments

• Vermouth shows her strategic thinking by involving the Passerby Mutual Aid Association to help solve the case.
• Curacao demonstrates her professionalism as a lawyer but also her cunning as an Organization Cadre, trying to complete her mission discreetly.

Significant Themes

• The theme of deception and disguise is prominent, with both Vermouth and Curacao using aliases and acting roles to gather information.
• The power dynamics between the Black Organization and its cooperating companies are explored, with President Daimon's desire to cut ties with the Organization highlighting the potential consequences of such actions.

Character Interactions

• Vermouth and the Daimon Family's Youngest Son: Vermouth suspects him but also ponders his motives, showing a mix of suspicion and curiosity.
• Curacao and President Daimon: Curacao listens to President Daimon's will while subtly gathering information, showcasing her professional demeanor and hidden intentions.
• Curacao and Uzo: Curacao's encounter with Uzo in the Passerby Mutual Aid Association app highlights their seemingly inescapable connection and her growing unease.

Key Plot Points and Events

• Curacao finds her car tire punctured, likely by Uzo, but decides to stay to gather more information and currency.
• The Daimon Family welcomes Yoshirō and his guests, including Jiang Xia and her friends, despite the eldest son's disapproval.
• President Daimon, Yoshirō's father, warmly welcomes the guests, treating them as honored visitors.

Character Developments

• Curacao demonstrates her cunning and patience, choosing to stay and gather information rather than risk Uzo's trials.
• Yoshirō shows his kindness and hospitality by inviting the stranded guests to stay at his family's estate.
• President Daimon reveals a more affable side, enthusiastically welcoming the guests and treating them with respect.

Significant Themes

• Information and Currency: Curacao's decision to stay highlights the importance of information and currency in the organization's operations.
• Family Dynamics: The interactions between Yoshirō, his brother, and their father showcase the complex dynamics within the Daimon Family.

Character Interactions

• Curacao and Uzo: Their silent standoff hints at the tension and power struggle between them.
• Yoshirō and his brother: Their strained relationship is evident in their initial exchange, with Yoshirō's brother being cold and unwelcoming.
• President Daimon and the guests: The president's warm reception of the guests contrasts with his stern reputation, showing his ability to adapt to different situations.

Key Plot Points and Events

• Uzo's next target is revealed to be President Daimon, not his sister-in-law.
• Gin, Vermouth, and Curacao place their bets on President Daimon.
• The guests are shown to their rooms, and the courtyard is introduced as a scenic spot.

Character Developments

• Vodka analyzes potential victims based on Uzo's past actions and the current situation.
• Gin, Vermouth, and Curacao make their choices based on their unique insights and information.
• Curacao decides to prioritize the organization's mission over her personal observations.

Significant Themes

• The theme of fate and inevitability is reinforced as Uzo's target is revealed.
• The theme of information and knowledge being power is evident in the characters' decision-making processes.

Character Interactions

• Vodka, Chianti, and Korn interact through the Passerby Mutual Aid Association app, revealing their thought processes and biases.
• Gin, Vermouth, and Curacao independently make their choices, showing their individual perspectives and priorities.
• President Daimon, Jiang Xia, Suzuki Sonoko, and Curacao interact briefly, with President Daimon being unaware of the impending danger.

Key Plot Points and Events

• Curacao misses the betting deadline due to Uzo's greeting, leading her to suspect a conspiracy between Uzo and Vodka.
• Vodka reassures himself that his program is safe and that Curacao's experience was a coincidence.
• The group at the Daimon Family residence learns about the family's history and dynamics, including the elder sister-in-law's revelation about the family's annual tradition of mourning General Shuyū's death.

Character Developments

• Curacao: Becomes suspicious and paranoid, accusing Vodka and Uzo of colluding against her.
• Vodka: Maintains his composure and rationalizes Curacao's experience as a coincidence, but briefly considers the possibility of Uzo discovering his program.
• Elder Sister-in-law: Shows growing discontent and disrespect towards her mother-in-law and husband, revealing family dynamics.

Significant Themes

• Suspicion and paranoia (Curacao's accusations)
• Coincidence vs. conspiracy (Vodka's internal debate)
• Family dynamics and secrets (Daimon Family's annual mourning tradition)

Character Interactions

• Curacao interacts with Vodka, accusing him of colluding with Uzo.
• The group at the Daimon Family residence interacts with each other, learning about the family's history and dynamics from the elder sister-in-law.
• The maid tries to ease tension and maintain a positive atmosphere among the guests.

Key Plot Points and Events

• President Daimon is annoyed by his son Yoshirō's choice of career and insists he should work at the company.
• Daimon Yoshirō refuses, leading to a tense argument with his father.
• The eldest son and his wife follow President Daimon to discuss the issue, leaving the dinner table.
• Yoshirō signs autographs for the maid and Conan, revealing he's left-handed.
• An argument erupts between President Daimon and his eldest son about the company's future, with the president firing his son.

Character Developments

• President Daimon: Shows his authoritative and demanding nature, prioritizing the company's interests above his sons' feelings.
• Daimon Yoshirō: Stands up for his personal choices, showing independence and self-assurance.
• Eldest Son: Struggles to assert his own management style, leading to a confrontation with his father.
• Maid: Demonstrates optimism and eagerness to learn, improving the family's atmosphere.

Significant Themes

• Family dynamics and expectations.
• Personal choices vs. familial obligations.
• The struggle for power and control within a family business.

Character Interactions

• President Daimon vs. Daimon Yoshirō: A tense father-son relationship, with the father disapproving of his son's choices.
• Eldest Son vs. President Daimon: A power struggle between father and son, leading to the eldest son's dismissal.
• Yoshirō and the maid: A friendly interaction, with Yoshirō appreciating the maid's positive influence on the family.