Chapter Summaries

A power outage triggered Pei Qingyu’s heart symptoms and brought back memories of lying to Xun Yin about Zhuo Wumian. Xun Yin found him in the autopsy room and carried him to safety, and the next morning Pei teased him about holding him while half-asleep.

• After Su Xiaochen left, Pei Qingyu took his medicine and began suturing a body, but the sudden blackout startled him and he cut his finger with a scalpel.
• As Pei Qingyu pressed his chest in the dark, he remembered telling Xun Yin that he had lied about letting Zhuo Wumian hurt him, though he had wanted to say yes.
• Xun Yin rushed into the autopsy room and found Pei Qingyu trembling; when Pei asked to be carried, Xun Yin lifted him and held him until he fell asleep.
• Xun Yin asked which lie Pei Qingyu had meant, but Pei was already asleep, so Xun Yin wished him good night.
• The next morning, Pei Qingyu teased Xun Yin about holding him while half-asleep, then choked on his soy milk, prompting Xun Yin to rush over and pat his back.

Pei Qingyu and Xun Yin questioned the badly injured Song Xiao, who revealed that her sister’s abusive ex-boyfriend, Zhang Zhao, had attacked their family. Song Xiao recounted how he broke into their home, leaving her bound beside her unconscious parents as her sister confronted him.

• Pei Qingyu and Xun Yin found Song Xiao bandaged and began questioning her at the hospital.
• Song Xiao explained that her sister, Song Sheng, had been abused by her boyfriend, Zhang Zhao, and that their parents had largely neglected Song Sheng after adopting her.
• Song Xiao panicked during the interview, grabbed Pei Qingyu’s wrist, and eventually said Zhang Zhao had hurt them.
• Song Sheng called Song Xiao to warn her that Zhang Zhao had knocked her unconscious and was heading to their home.
• Zhang Zhao entered the house, knocked Song Xiao unconscious, and tied her up beside her unconscious parents.
• Song Xiao woke to find Song Sheng confronting Zhang Zhao and insisting she no longer wanted to be with him.

Song Xiao recounted how Zhang Zhao poisoned her family with mercury vapor and how she escaped, while Pei Qingyu and Xun Yin questioned her about the murders and Song Sheng’s disappearance. Song Xiao said she did not know where her sister had gone, leaving Xun Yin to probe their relationship.

• Song Xiao recalled biting her lip, recognizing the likely mercury vapor, cutting herself free, and dragging her poisoned parents into the living room.
• Song Xiao said she knocked Zhang Zhao unconscious while he struggled with Song Sheng, but he woke and Song Sheng locked Song Xiao outside to save her.
• Song Xiao escaped to the neighborhood committee office, where she passed out and later woke in the hospital.
• Pei Qingyu told Song Xiao that Zhang Zhao and her parents were dead and asked where Song Sheng had gone; Song Xiao said she did not know.
• Xun Yin asked Song Xiao about her relationship with Song Sheng while supporting Pei Qingyu, and Song Xiao said they were close and that Song Sheng was kind to her.

Pei Qingyu and Xun Yin continued investigating Song Sheng’s disappearance, visiting the factory where she worked after Pei Qingyu fell asleep in the car. They learned she had not been there for two days and left after asking the owner to contact them if she returned.

• Pei Qingyu told Xun Yin that Song Xiao had been lying about something before falling asleep in the car.
• Xun Yin watched Pei Qingyu sleep and startled him when he accidentally honked the horn and fell onto him.
• Pei Qingyu teased Xun Yin about acting like a wolf cub, then took his medicine and got out of the car.
• Xun Yin and Pei Qingyu learned from the factory owner that Song Sheng had been absent for two days and that Zhang Zhao had repeatedly waited for her at the factory gate.
• Pei Qingyu asked the owner to contact them if Song Sheng returned, then led Xun Yin outside while holding his hand.

Xun Yin and Pei Qingyu traced Song Sheng to a factory building, where she attacked them with chloroform. Pei Qingyu was affected while shielding Xun Yin, and they prepared to stop Song Sheng as she emerged.

• Xun Yin and Pei Qingyu realized Song Sheng might have returned to the factory to conceal Zhang Zhao’s theft of mercury vapor.
• Xun Yin tracked Song Sheng through the overgrown grounds while Pei Qingyu repeatedly lost the trail, and Xun Yin took his hand to guide him.
• They spotted a flash of light in a nearby building, and Xun Yin kicked its door open.
• Someone threw a bottle of chloroform at them, and Pei Qingyu tackled Xun Yin to protect him but inhaled the fumes.
• Xun Yin covered their mouths and noses and carried Pei Qingyu away as Pei Qingyu warned that Song Sheng was still inside and planned to ambush them.

Xun Yin and Pei Qingyu confronted Song Sheng at the reservoir, where she attacked them and tried to escape. Pei Qingyu caught her as she fell from the bridge, but the railing snapped and he fell as Xun Yin reached them.

• Xun Yin disarmed Song Sheng after she splashed sulfuric acid at him, but she seized Pei Qingyu and held him at the railing.
• Pei Qingyu named Song Sheng and told her that Song Xiao was in the hospital, then had Xun Yin call Song Ranran for information.
• Song Sheng tried to flee, but Pei Qingyu used a nerve hold to break free and caught her wrist as she fell over the railing.
• Pei Qingyu asked whether Song Sheng had killed Zhang Zhao, and Xun Yin reported that Song Xiao had confessed to the killing and said Song Sheng was innocent.
• Song Sheng broke down and shook the railing until it snapped, sending Pei Qingyu falling just as Xun Yin reached them.

Pei Qingyu and Xun Yin captured Song Sheng after Xun Yin caught Pei Qingyu as he fell from a bridge. Xun Yin carried the injured Pei Qingyu to the hospital, where Song Xiao remained silent about Zhang Zhao’s death as Song Ranran and Lin Shichu waited for the captain and the others.

• Xun Yin held Pei Qingyu over the reservoir after Pei Qingyu threw the unconscious Song Sheng to safety, despite Xun Yin’s injured, bleeding arm.
• When Song Sheng began to wake, Pei Qingyu told Xun Yin to let go, and Xun Yin threw him onto the concrete platform.
• Pei Qingyu subdued Song Sheng, and Xun Yin handcuffed her before carrying the injured Pei Qingyu toward the car.
• Xun Yin took Pei Qingyu to the hospital, where Song Ranran and Lin Shichu sat with Song Xiao, who refused to explain how she had killed Zhang Zhao.

Song Xiao’s sudden claim that she killed Zhang Zhao prompted further questioning, but a blood transfusion triggered a hemolytic reaction and interrupted the interview. Pei Qingyu suspected Song Xiao had lied and ordered Song Sheng taken to the station while he struggled with his own worsening condition.

• Song Ranran asked Song Xiao why she was certain she had killed Zhang Zhao, and Song Xiao said she would feel it if she had killed someone.
• Song Xiao claimed she remembered blood at Zhang Zhao’s scene but could not explain what happened to her parents.
• Pei Qingyu stopped Song Xiao’s blood transfusion when she showed signs of shock, and the doctor confirmed she was having a hemolytic reaction despite the matching blood types.
• Pei Qingyu concluded that Song Xiao must have lied and ordered Lin Shichu to take Song Sheng to the station for questioning.
• Pei Qingyu’s dizziness and ankle pain worsened, and Xun Yin took hold of his arm.

After Pei Qingyu collapsed from heart strain, Xun Yin took him to Song Xuanmo, who treated him and ran a requested test. Later, Pei Qingyu and Xun Yin confronted Song Xiao, who had taken her injured sister Song Sheng’s identity, and demanded the truth about Zhang Zhao’s murder.

• Pei Qingyu lost consciousness, and Xun Yin carried him to Song Xuanmo for treatment.
• Song Xuanmo treated Pei Qingyu and reassured Xun Yin that his condition was dangerous but not life-threatening.
• Xun Yin asked Song Xuanmo to verify Song Xiao’s identity and perform a test, and Song Xuanmo agreed.
• Pei Qingyu told the masked suspect that the woman in the hospital bed was the real Song Sheng and identified her as her younger sister, Song Xiao.
• Xun Yin presented test results that left Song Xiao shaken, and Pei Qingyu said Song Sheng had tried to take the blame because Song Xiao had killed someone.
• Song Xiao said Song Sheng was pregnant, and Xun Yin cited fingerprints from the scene and knife as Pei Qingyu urged her to tell the whole truth.

Song Xiao recounted how she killed Zhang Zhao and how Song Sheng planned to take the blame so her younger sister could escape. In the interrogation room, Song Xiao asked whether her sister would face consequences, leaving Pei Qingyu and Xun Yin to consider her plea.

• Song Xiao stabbed Zhang Zhao with a sedative and killed him while trying to stop his attack.
• Song Sheng told Song Xiao to flee and planned to stage the deaths as suicides caused by mercury poisoning, then take responsibility for Zhang Zhao's death.
• Song Sheng revealed that she was pregnant and asked Song Xiao to inject her with a painkiller.
• Song Xiao finished recounting the events to Pei Qingyu and Xun Yin, who asked where the syringes were.
• As Pei Qingyu and Xun Yin left the interrogation room, Song Xiao asked whether anything would happen to Song Sheng.

After leaving the police station, Pei Qingyu and Xun Yin teased each other, and Xun Yin carried his injured captain to the hospital. There, they confronted Song Sheng about the missing syringes, and Pei Qingyu appealed to her concern for her unborn child.

• Pei Qingyu leaned against Xun Yin and joked about hiring him as a human backrest after retirement.
• Xun Yin accidentally brushed Pei Qingyu's forehead with his lips, then grew flustered when Pei Qingyu teased him.
• When Pei Qingyu stumbled on his swollen ankle, Xun Yin caught him and carried him to the hospital.
• Xun Yin confronted Song Sheng about where she had hidden the two syringes and told her the police knew she had switched identities with Song Xiao.
• Song Sheng argued that the police lacked physical evidence against Song Xiao, but Pei Qingyu said they could pursue other charges and warned that Song Sheng's child might be sent to an orphanage.

Song Sheng revealed where she hid the needles, but someone had removed them before Wang Yu could find them, suggesting the investigation was being monitored. As Xun Yin and Pei Qingyu tried to assess the threat, Pei Qingyu suffered a severe heart attack and was rushed for medical care.

• Song Sheng admitted that she had hidden the detached needles in the sofa cushions, but Wang Yu found only needle holes and signs that someone had taken them.
• Pei Qingyu warned Wang Yu to leave and contact him from somewhere safe, and Wang Yu escaped through a window after spotting someone in the corridor.
• Pei Qingyu and Xun Yin checked Song Sheng's room for a bug and asked who had visited her, but they found no clear lead.
• Xun Yin told Pei Qingyu they could start by having Song Ranran check whether Song Xiao carried a bug, while Pei Qingyu struggled with worsening pain and nausea.
• Pei Qingyu collapsed with a severe heart attack, and Xun Yin gave him medicine and called for help as medical staff brought a stretcher.

After Pei Qingyu collapsed from a PTSD episode, Xun Yin confronted him for hiding his condition, but Pei Qingyu left the hospital room after receiving a call. The call revealed that Wang Yu had tracked the stolen syringes to a suspected drug den and possibly spotted Zhuo Wumian, while Xun Yin was left searching for Pei Qingyu.

• Pei Qingyu regained consciousness in the hospital, and Xun Yin confronted him for never revealing that he had PTSD.
• Pei Qingyu tried to follow Xun Yin out, but a call from Wang Yu interrupted him, and he left the room after answering it.
• Wang Yu told Pei Qingyu that he had tracked the stolen syringes to an alley lined with bars and suspected drug users.
• Wang Yu reported that the person carrying the syringes might have been Zhuo Wumian, and Pei Qingyu ordered him to withdraw and alert the narcotics unit discreetly.
• Xun Yin returned to find Pei Qingyu gone, then called Wang Yu, who was surprised to learn that Xun Yin was no longer with the captain.

Pei Qingyu infiltrated a hidden bar while Xun Yin followed him into the alley after learning he had gone there alone. Xun Yin found a secret underground hall where a game was about to begin, but Pei Qingyu’s whereabouts remained unknown.

• Xun Yin learned from Wang Yu that Pei Qingyu was alone and sent Wang Yu to wait with new headsets while Song Ranran investigated the location.
• Pei Qingyu entered the neon-lit alley, used Xun Yin’s coat as a disguise, and slipped away from the bar entrance to reach the location Wang Yu had identified.
• Xun Yin arrived to find the alley dark and deserted, then spotted a light and climbed onto a roof while instructing Wang Yu to summon the Narcotics Team leader discreetly.
• Xun Yin dropped into a hidden hall, where a bartender announced that the additional player had arrived and the game was about to begin.

Xun Yin and Pei Qingyu were trapped in a blood-based gambling game where players wagered for rewards or faced punishment. When the pointer paired them, Xun Yin asked to reclaim two syringes, while Pei Qingyu wagered for Xun Yin to leave unharmed.

• Xun Yin found Pei Qingyu seated among masked players and took the empty seat marked No. 9.
• The bartender explained the gambling rules, and Xun Yin watched players accept wagers, withdraw, and suffer the consequences.
• Xun Yin realized that withdrawing players had their blood drained, while accepted wagers took effect immediately.
• The pointer paired Pei Qingyu with Xun Yin, and Xun Yin stood to request the return of two syringes.
• Pei Qingyu rose and said he wanted Xun Yin to leave the place without a scratch.

Pei Qingyu and Xun Yin accepted the bartender’s demands and were forced into Russian roulette, but Xun Yin shot the bartender after realizing the gun was not loaded with real bullets. As the bar’s punishment mechanism attacked, Pei Qingyan and Song Ranran tried to reach the trapped team, while Xun Yin and Pei Qingyu hid and prepared to defend themselves.

• The bartender demanded that Pei Qingyu die, then made him and Xun Yin play Russian roulette after both accepted their demands.
• After five empty shots, Xun Yin seized the gun and shot the bartender, but Pei Qingyu warned that the bartender was probably still alive.
• When bullets struck where they were hiding, Xun Yin shielded Pei Qingyu as Pei Qingyu said the punishment mechanism had been triggered.
• Outside the bar, Song Ranran told Pei Qingyan that a signal jammer blocked contact, while Pei Qingyan found the collapsed wall sealing the alley entrance.
• Amid the bar’s chaos, Xun Yin gave Pei Qingyu a scalpel, and Pei Qingyu took it from his hand.

Pei Qingyu and Xun Yin realized the hall’s roulette game had begun and raced to reach the central bar before its gate closed. They made it inside together, with Pei Qingyu laughing at Xun Yin’s tackle as the game’s next stage approached.

• Pei Qingyu killed a gunman with his scalpel, and Xun Yin helped him take cover as more gunmen appeared.
• Pei Qingyu explained that the survivors were now the roulette ball and the central bar was the wheel, while Xun Yin reported losing contact with the outside.
• Pei Qingyu and Xun Yin decided to reach the bar before the hour’s bell, and Xun Yin covered Pei Qingyu as he ran between hiding places.
• With seconds left before the gate closed, Pei Qingyu caught Xun Yin’s thrown handgun and shot two gunmen, then Xun Yin leaped through the entrance with him.
• Pei Qingyu laughed and asked whether Xun Yin had trained to tackle people, and Xun Yin denied it while rubbing his back.

Pei Qingyu and Xun Yin learned that the roulette game hid an expanding field of lethal electricity, while Pei Qingyan learned of Pei Qingyu’s worsening condition and called for help. When Number 6 tried to shut Number 4 out of the bar, Pei Qingyu caught him and pulled him to safety as Xun Yin blocked Number 6.

• Number 6 explained the roulette rules, and Pei Qingyu spun the wheel, which selected Number 3.
• Pei Qingyan cleared the alley entrance, learned from Song Ranran that Pei Qingyu was in poor condition, and called Little Mo for help.
• Number 3 died after stepping into the electrified area, and Number 1 was shot after running out of time.
• Pei Qingyu and Xun Yin realized that the current was spreading through the sectors left by dead players.
• Number 4 retrieved a bullet, but Number 6 slammed the bar door shut as he returned.
• Pei Qingyu caught Number 4 and dragged him into the bar while Xun Yin stopped Number 6 from interfering.

Pei Qingyu and Xun Yin survived the Russian roulette round after No. 6 revealed that the bartender, Zhuo Wumian, controlled the safe zone. When the pointer landed on Pei Qingyu, he decided to follow the rules and enter the newly opened door.

• Pei Qingyu saved No. 4 from No. 6, but No. 4 betrayed him and knocked him unconscious before escaping over the bar.
• Xun Yin caught Pei Qingyu, kicked No. 6 away, and helped Pei Qingyu recover; No. 4 was then shot dead after No. 6 revealed the rule about killing the gun holder.
• No. 6 picked up a hidden handgun and admitted that only one person could survive, then explained that the bartender Zhuo Wumian controlled the roulette's safe zone.
• When the pointer landed on No. 6, he tried to shoot Pei Qingyu and Xun Yin, but Pei Qingyu pulled Xun Yin down and No. 6 was killed in the exchange.
• The pointer landed on Pei Qingyu, and he insisted on going through the opened door himself, telling Xun Yin that they had to follow Zhuo Wumian's rules for now.

Pei Qingyu and Xun Yin survived the deadly wheel game and confronted Zhuo Wumian over his promises. After secretly moving to the bar’s only window, they challenged Zhuo Wumian to settle the demands from both games together, leaving his next move uncertain.

• Pei Qingyu returned with the bullet, and Xun Yin loaded it into the gun after Pei Qingyu said his arm hurt.
• Pei Qingyu warned Xun Yin about an approaching gunman, and Xun Yin shot him before carrying Pei Qingyu to safety.
• Xun Yin spun the wheel, which landed on their shared space, and Pei Qingyu demanded that Zhuo Wumian honor his wager.
• Zhuo Wumian argued that they had broken the rules, then offered to honor the first wager if they fulfilled his demands.
• Pei Qingyu revealed that he and Xun Yin had moved a table to the only window and proposed settling both rounds’ demands together.