Chapter Summaries

Yoru Machi killed Rui after rescuing Tanjiro, Nezuko, and Spider Mom, then returned with the group and Muzan Kibutsuji's blood. Kagaya Ubuyashiki spared Spider Mom and assigned her to live under Yoru Machi's supervision as his maid.

• Yoru Machi freed Tanjiro and Spider Mom from Rui, and Rui attacked him after realizing Spider Mom had taken Yoru Machi's shape.
• Yoru Machi killed Rui with Spirit Breathing's Second Form, and Rui died longing for a loving family before reuniting with his parents in the afterlife.
• Tamayo and Shinobu Kocho arrived after killing Spider Dad and Spider Brother, and the group recovered Muzan Kibutsuji's blood from Rui.
• Kagaya Ubuyashiki commended Tanjiro and the other two survivors, raised their ranks, and ruled that Spider Mom would be spared because she had acted under coercion and helped rescue the hostages.
• Kagaya assigned Spider Mom to Yoru Machi for monitoring, leaving him with a beautiful white-haired maid.

Yoru Machi struggled with his daily duties and Spider Mom’s nagging, while she reflected on how kindly Night Crow Village had treated her. After she confessed that she had taken the Yagami surname, Yoru Machi accepted her as part of his household, leaving her overjoyed and him puzzled by her reaction.

• Spider Mom reminded Yoru Machi to eat properly, behave respectably, and attend his village and Corps duties.
• Spider Mom recalled how she had grown comfortable with Yoru Machi and fallen in love with life in Night Crow Village.
• Spider Mom chose the name Yagami Yoru Hime and worried that taking Yoru Machi’s surname was disrespectful.
• Spider Mom confessed and kowtowed to Yoru Machi, expecting punishment.
• Yoru Machi told Spider Mom that her name was lovely and apologized for not giving her one sooner.
• Spider Mom embraced Yoru Machi in tears of joy, while he complained about her tears and snot getting on his clothes.

In the Mysterious Space, Demon Slayer Yoru Machi discovered that Power Sharing let him absorb the abilities and memories of other versions of himself, making him vastly stronger. He left with plans to take on Muzan, while Kageshimi Yoru Castle explained why his own dangerous world kept him from pursuing its harem.

• Demon Slayer Yoru Machi learned about the Mysterious Space and realized Power Sharing was his true cheat.
• Kageshimi Yoru Castle greeted Demon Slayer Yoru Machi and touched him, synchronizing their powers and memories.
• Demon Slayer Yoru Machi gained abilities from Kageshimi Yoru Castle and became powerful enough to defeat the Demon Slayer Corps and Muzan's faction together.
• Kageshimi Yoru Castle urged Demon Slayer Yoru Machi to make Muzan create non-human girls and launch a media company.
• Demon Slayer Yoru Machi teased Kageshimi Yoru Castle about his world, and Kageshimi Yoru Castle complained that Sid, the Seven Shadows, and other powerful figures made pursuing a harem too dangerous.

After defeating Olivier in the Goddess Trial, Yoru Machi became famous across the continent, drawing attention from noblewomen at the academy and powerful families seeking alliances. His mother Megdis was swept into high-society tea parties, where she discovered that the clothes her son had given her were valuable Yotsukaze Trading Company designs.

• Yoru Machi politely turned down a stream of female classmates who offered him gifts and invitations.
• Nobles across the kingdom sought to court Yoru Machi or arrange marriages with him after he defeated Olivier in the Goddess Trial.
• Megdis stayed in the royal capital because countesses, marchionesses, duchesses, and queens invited her to tea parties.
• At her first tea party, noblewomen warmly welcomed Megdis and praised her dress as a rare design from the Yotsukaze Trading Company.
• Megdis realized that the clothes and jewelry Yoru Machi had sent her were far more valuable than she had assumed.

Megdis settled into royal-capital life, where noblewomen sought to match their daughters with Yoru Machi, while Yoru Machi returned home to find himself surrounded by unexpected wealth and marriage prospects. As he prepared for the Martial God Festival, Epsilon warned him that the Diabolos Cult might be targeting the Holy Sword of the Lake he possessed.

• Megdis became the focus of a tea party, praised Yoru Machi to the noblewomen, and realized they were interested in finding him a bride.
• Yoru Machi returned from the Demon Swordsman Academy and learned that the Queen had gifted him and Megdis a luxurious mansion.
• Yoru Machi resolved to lose his first Martial God Festival match, but Megdis decided to stay in the capital to watch him compete alongside Cleya, Alexia, and Roz.
• Gais read Megdis's letter about Yoru Machi's popularity and potential brides, including two princesses, and worried that Megdis's ambitions had grown too grand.
• Epsilon reported that Shadow Lord planned to enter the Martial God Festival and that the Diabolos Cult might be after Yoru Machi's Holy Sword of the Lake.

Epsilon told Yoru Machi that the Diabolos Cult likely targeted the Holy Sword of the Lake he carried, and Yoru Machi connected it to Celtic Mythology. After hearing his account, Alpha suspected the Cult wanted to restore King Arthur or find a new king, while Shadow prepared to enter the Martial God Festival as Jimina Senye.

• Epsilon told Yoru Machi that a Knight of the Round had likely infiltrated the Martial God Festival and that the Cult's real target was his Holy Sword of the Lake.
• Yoru Machi recognized the connection to Celtic Mythology and explained its legends to Epsilon, who promised to report them to Alpha.
• Epsilon showed Yoru Machi a portrait of Jimina Senye and warned him that Shadow would compete under that alias.
• Alpha concluded that the Holy Sword of the Lake might be King Arthur's sword and that the Cult could be seeking its king or a new ruler.
• Epsilon and Gamma realized the Cult might unknowingly try to recruit Yoru Machi, the hero chosen by the sword and a leader of Shadow Garden.

Yoru Machi agreed to help Rose convince her father to reject her former fiancé, but their different assumptions about their relationship left him uneasy. As he and Rose shopped for an outfit, Jaga and Sid spotted them from across the street.

• Shadow Garden asked Yoru Machi to help find Cult members infiltrating the Martial God Festival, and he decided to investigate before returning to a quiet life.
• Yoru Machi won his first preliminary match and met Rose, who asked him to help her deal with her father and former fiancé, Doem Keizhart.
• Rose took Yoru Machi shopping and said she hoped his achievements and appearance would convince her father to accept them being together.
• Yoru Machi realized Rose might see him as more than a temporary shield, but decided to explain things after helping her.
• Jaga, having lost his gambling money at the festival, sought help from Sid, and the two saw Yoru Machi and Rose shopping.

Jaga watched Yoru Machi and Rose together and resented his apparent good fortune, while Sid secretly recorded their conversation and planned to show it to his sister Cleya. Sid hoped Cleya would misunderstand the edited footage and make trouble for Yoru Machi, leaving Sid to enjoy the spectacle.

• Jaga saw Yoru Machi with Rose and envied his prospects as Rose’s fiancé and the future ruler of Olliana.
• Jaga discovered Sid had disappeared after eating and packing expensive food, and cut him from his list of best friends.
• Sid secretly recorded Yoru Machi and Rose’s conversation with Memory Projection Magic, editing out words to make Yoru Machi sound suspicious.
• Sid planned to show the doctored recording to Cleya, believing she could keep Yoru Machi in line and create an entertaining scene.

Yoru Machi exposed Du'aim's plot to control the King of Olliana and seize power, then broke free of the Blood Tendril Curse despite the room's magic-suppressing artifacts. He ended the chapter holding Du'aim by the throat and explaining that his Tenshukyaku had used no magical power.

• Rose told the King of Olliana that she loved Yoru Machi and refused the marriage arranged with Du'aim.
• Du'aim and the ministers insisted Rose had no choice, while Yoru Machi recognized that the king was drugged and under Du'aim's control.
• Du'aim ordered the guards to seize Yoru Machi, but Yoru Machi raised a wall of fire to stop them.
• Du'aim activated the Blood Tendril Curse to restrain Rose and Yoru Machi, but Yoru Machi shattered the magic circle with a kick.
• Yoru Machi appeared before Du'aim, lifted him by the throat, and said his attack had used no magical power.

Yoru Machi abducted the poisoned King of Olliana and Rose to protect them, triggering a diplomatic crisis between Midgar and Olliana. In the sewers, he found that the king had been poisoned with a nerve toxin, and Rose offered to obtain the ingredients needed to treat him.

• Rose stopped Yoru Machi from killing Du'aim, so Yoru Machi threw Du'aim into a wall and fled with Rose and the King of Olliana.
• The Crimson Knights tried to persuade Yoru Machi to surrender, but he escaped across the rooftops with his captives.
• Du'aim demanded that Midgar hand over Yoru Machi or face war, and the King of Midgar ordered Alice to capture him.
• Alexia defended Yoru Machi to Alice, who said she trusted him but feared the consequences of his actions.
• Yoru Machi examined the King of Olliana in the sewers and discovered that a nerve toxin had likely been poisoning him for some time.
• Rose offered to find the medicinal ingredients Yoru Machi needed to treat her father.

Alexia suspected Yoru City’s abduction of Rose and the old king was connected to the Diabolos Cult, while Du'aim’s mission to open the Black Rose began to collapse. Mordred took the Rose Ring from Du'aim and drew his sword, leaving Du'aim in danger.

• Alexia heard rumors about Yoru City and Rose, then suspected he had hidden in the royal capital’s underground sewers as he had before.
• Du'aim ordered his cult lackeys to find Rose and the old king, whose royal status was essential to the cult’s plan.
• Du'aim’s mission was to seize the Olliana royal family and open the Black Rose, a passage to the world of Demon King Ranarok.
• Mordred confronted Du'aim, demanded the Rose Ring, and took it from him.
• Mordred slowly drew his sword after receiving the ring.

Mordred killed Du'aim and the Diabolos Cult planned to recruit Yoru Machi, while King of Olliana recovered enough to confront his treacherous wife. At the Martial God Festival, Sid suspected that Yoru Machi's recent actions were part of an elaborate plan as the fighter's match approached without him.

• Mordred killed Du'aim, took the Rose Ring, and reflected that the Diabolos Cult intended to offer Yoru Machi a place among the Knights of the Round.
• Yoru Machi told King of Olliana that neurotoxins had left him with about six months to live, and the king accepted the news with gratitude.
• Alexia reported that Du'aim was dead and that the queen of the Olliana Kingdom threatened war against Midgar unless Yoru Machi was handed over.
• King of Olliana realized that his wife had poisoned him and announced that he would return to confront the traitors.
• At the Martial God Festival, Jaga bet everything on Gorde Kinmechi while Sid watched Yoru Machi's match approach and wondered what plan he was preparing.

Yoru Machi arrived at the Martial God Festival despite being hunted by both kingdoms, and King of Olliana stopped Midgar’s forces from arresting him. The king declared Yoru Machi Roz’s fiancé and a potential heir to the Olliana throne, leaving Yoru Machi stunned by the unexpected announcement.

• Jaga expected Gorde to win by default until Yoru Machi descended into the arena and requested a battle.
• King of Midgar ordered his soldiers to arrest Yoru Machi, while Alice pleaded with her father to spare the man who had saved Alexia.
• King of Olliana arrived with Roz and stopped the arrest, declaring Yoru Machi Roz’s fiancé and an heir to the Olliana throne.
• Yoru Machi was bewildered because the king’s announcement went far beyond what they had agreed beforehand.
• King of Olliana believed Yoru Machi loved Roz and could protect her and the kingdom after his death, while Sid smugly felt Yoru Machi had stolen his chance to show off.

At the Martial God Festival, Yoru City faced Gorde, the so-called Ever-Victorious Golden Dragon, while Annelotte defended Yoru City’s reputation against Gorde’s doubters. Gorde charged after judging Yoru City to be weaker than the rumors claimed, and Yoru City recognized that Gorde could estimate an opponent’s Power Level by sight.

• Shadow Lord realized Yoru City’s transformation into a kingdom-saving hero had overshadowed his planned reveal as Jimina Senye.
• Jaga insisted Gorde would defeat Yoru City, but Annelotte explained that Gorde’s unbeaten record came from avoiding stronger opponents.
• Quinton dismissed Annelotte’s praise of Yoru City, and Gorde decided to fight rather than withdraw after judging Yoru City’s strength to be exaggerated.
• Gorde announced that he would defeat Yoru City and charged with a golden dragon of magic power coiling around his spear.
• Yoru City recognized that Gorde could estimate an opponent’s approximate Power Level by looking at them.

Yoru Machi revealed his overwhelming strength when he caught Gorde’s strongest spear strike between two fingers. He unleashed his magic power across the royal capital, then let the terrified Gorde surrender and live.

• Gorde charged Yoru Machi with his strongest spear attack, convinced his opponent was weaker.
• Yoru Machi caught Gorde’s spear between two fingers, leaving the audience astonished.
• Yoru Machi stopped Gorde from surrendering and unleashed magic power that shook the festival grounds and royal capital.
• Yoru Machi’s pressure pinned Gorde to the ground, and Gorde realized Yoru Machi’s strength exceeded thirty million.
• Yoru Machi eased his aura, and Gorde crawled to the referee and surrendered.

After Yoru Machi revealed overwhelming power, the kings of Olliana and Midgar competed to secure him as a son-in-law and ally. The Midgar King invoked Yoru Machi’s family ties to his kingdom to challenge the proposed match with Rose.

• Yoru Machi withdrew his magic power, leaving Alice, Annelotte, and others stunned by his strength.
• Sid recognized Yoru Machi as a rival and restrained himself so he could face him in the tournament finals.
• The King of Olliana praised Yoru Machi and grew confident that he could protect Rose and help her rule the kingdom.
• The King of Midgar regretted having alienated Yoru Machi and feared Olliana would gain his strength.
• Alexia argued that Yoru Machi was a Midgar knight and that an engagement required his parents’ consent.
• The King of Midgar backed Alexia and raised his own daughters as possible matches for Yoru Machi.

As the kings of Midgar and Olliana argued over Yoru Machi’s worth, he left the Martial God Festival to investigate the Diabolos Cult. In an arena corridor, Beatrix attacked him after mistaking his elf aura for evidence that he belonged to an organization experimenting on her people, and he revealed the Holy Sword of the Lake as its likely source.

• The King of Olliana mocked the Midgar Kingdom for failing to value Yoru Machi, while Alexia defended her country and the Omega Family.
• Yoru Machi planned to investigate the Diabolos Cult’s killings and leave the Martial God Festival.
• Yoru Machi met Beatrix, who attacked him with her long blade after sensing a strong elf aura.
• Beatrix accused Yoru Machi of belonging to an organization that experimented on children of different races.
• Yoru Machi denied any connection to the organization and drew the Holy Sword of the Lake, which he believed contributed to Beatrix mistaking him for an elf.

Yoru Machi revealed that Beatrix’s niece, Alpha, belonged to Shadow Garden, then provoked Beatrix by describing Shadow as an incurably lecherous harem leader. As Beatrix prepared to confront Shadow, Yoru Machi warned her that she was too weak to rescue Alpha and offered to grant her new power.

• Beatrix apologized to Yoru Machi after recognizing the Holy Sword of the Lake and asked to continue their conversation.
• Yoru Machi explained that he had been forced to draw the holy sword and mentioned meeting Olivier, surprising Beatrix.
• Beatrix asked Yoru Machi about people who looked like her and explained that she had been searching for her elder sister’s daughter.
• Yoru Machi identified Alpha as Beatrix’s niece and claimed that Shadow kept hundreds of women in Shadow Garden as part of his harem.
• Beatrix grew furious with Shadow, but Yoru Machi warned her that she could not rescue Alpha with her current strength and offered her new power.

Yoru Machi empowered Beatrix to pursue Shadow, while Sid recorded evidence for a future confrontation with his brother-in-law. Yoru Machi then met Mordred of the Diabolos Cult, who offered him a position in exchange for joining.

• Yoru Machi awakened Beatrix’s suppressed curse, strengthened her with his magic, and gave her elf techniques; Beatrix vowed to defeat Shadow and save her niece and people.
• Sid recorded Alexia and Rose arguing and anticipated using his recordings to expose Yoru Machi when Cleya returned to the royal capital.
• Yoru Machi noticed Mordred following him and led him into an empty alley to hear what he wanted.
• Mordred introduced himself as the ninth seat of the Diabolos Cult’s Knights of the Round and invited Yoru Machi to collaborate.
• Yoru Machi questioned why he would cooperate with the cult, and Mordred argued that the kingdom had failed to reward him and promised him a high rank if he joined.

Yoru Machi negotiated with Mordred over joining the Diabolos Cult and helping it secure the Olliana throne, while secretly intending to infiltrate the cult. After Mordred left to consult the cult’s higher-ups, Yoru Machi ordered Epsilon to report the meeting to Alpha.

• Mordred explained that the Diabolos Cult controlled the Olliana Kingdom and wanted Yoru Machi’s help obtaining the throne legitimately so it could pursue its objective.
• Yoru Machi deduced that the cult wanted him to replace Du'aim and marry Princess Rose to gain the right of succession.
• Mordred offered Yoru Machi membership among the Knights of the Round, the Olliana throne, greater power, and eternal life.
• Yoru Machi demanded to know the cult’s plan and control the thing it sought in Olliana, while leaving his third condition undecided.
• Mordred left a way to contact him and promised an answer in two days.
• After Mordred departed, Epsilon appeared, and Yoru Machi told him to report everything to Alpha.