Chapter Summaries

Yan Huan and Bai Yi used the IF Route’s advanced worldline instrument to examine Yan Huan’s fate, only to discover that his worldline inexplicably collapsed on July 1, his nineteenth birthday. Meow-chan confirmed the prediction was real, leaving Yan Huan to suspect that Bai Yi’s actions in the past had changed an otherwise unnatural death.

• Yan Huan warned Bai Yi to act naturally, and her familiar cowardice convinced the modifier hosts that she posed no threat.
• Elvira asked Bai Yi to use her timeline-observation instrument, and Sakuramiya Yuri revealed it inside the barrier.
• Bai Yi activated the instrument and, guided by Yan Huan and Meow-chan, found Yan Huan’s golden worldline and saw that it continued after a vision of him being hit by an ambulance.
• Bai Yi followed Yan Huan’s worldline to July 1 and watched it unravel and disappear without any visible cause.
• Meow-chan searched the worldlines independently and confirmed that Yan Huan would inexplicably die on his nineteenth birthday if Bai Yi did nothing.

Yan Huan learned from Meow-chan that Bai Yi could travel through time because her constitution rivaled a deity’s, and Meow-chan promised to prepare a way for him to follow. When Yan Huan could not reach the other Hosts, he feared Ring Finger was responsible, but the silence turned out to be part of a birthday surprise.

• Yan Huan showed Wang Yulu Meow-chan, then learned from Meow-chan that Ring Finger had used an IF route to travel through time and that Bai Yi’s unusual constitution let her survive the journey.
• Meow-chan left to fine-tune a method to help Yan Huan travel back, while Yan Huan tried to contact An Le and Ye Shiyu and went to look for them.
• Yan Huan failed to reach Hitomi Sakuramiya and Aria as well, then met Tong Yingying and checked the Golden Lion Group for the missing Hosts.
• After no one could locate the others, Yan Huan headed home with Tong Yingying, still fearing Ring Finger had made the Hosts disappear.
• Tong Yingying and the others surprised Yan Huan at home with a birthday party, reminding him that July first was his nineteenth birthday.

Yan Huan and Bai Yi traveled to July 1, his nineteenth birthday, to investigate the predicted collapse of his worldline. They secretly watched his friends celebrate with him while Bai Yi sang him a birthday wish from afar, and they remained unsure whether he was safe.

• Bai Yi grieved when Yan Huan realized he still died in the collapsing worldline, and he proposed they travel to July 1 to check what happened.
• Bai Yi used the pocket watch to take herself and Yan Huan to Yan Huan's nineteenth birthday, with Yan Huan shielding her from the dangers of the journey through time and space.
• Yan Huan led Bai Yi to the South District, where they secretly watched Tong Yingying, Hitomi Sakuramiya, An Le, and Aria arrive with a birthday cake for him.
• Bai Yi and Yan Huan watched from across the street as Yan Huan celebrated with his friends, and Bai Yi quietly sang him a birthday song.
• Bai Yi wished Yan Huan a happy birthday from afar and vowed to save him if something happened, while Yan Huan walked away and left her calling after him.

On his nineteenth birthday, Yan Huan learned that the gathering was a surprise and that his friends planned to give up their modifiers. Determined to return to the past and save Bai Yi, he used a Universal Key at 4:44 and entered the IF Route with Meow-chan.

• Yan Huan found his home filled with friends celebrating his birthday, and Wang Yulu explained that Tong Yingying had devised the surprise.
• Hitomi Sakuramiya told Yan Huan that the others were willing to give up their modifiers, but he chose to leave before the 4:44 checkpoint to investigate the timeline and save Bai Yi.
• Yan Huan bought two Universal Keys and waited in his room as his family and friends prepared the birthday feast downstairs.
• Ye Shiyu climbed in through the window, gave Yan Huan a kiss, and revealed that she had learned makeup from Bai Yi, reassuring him that some things might endure even if the past changed.
• At 4:44, Yan Huan used a Universal Key, called Meow-chan to join him, and opened a doorway into the IF Route.

Yan Huan and Bai Yi watched the past Yan Huan die when his worldline collapsed, then used the Pocket Watch to reach an IF Route. They arrived in a Chinese-language hotel, where Yan Huan recognized a wedding photo showing that this was the route where he had married six women.

• Bai Yi watched Ye Shiyu seduce Yan Huan, but the past Yan Huan suddenly died at 19:16 as his worldline collapsed and Meow-chan disintegrated.
• Bai Yi theorized that Yan Huan's earlier resurrection had not erased the fact of his death, while Yan Huan feared that changing the day of his accident still would not prevent the collapse.
• Yan Huan urged Bai Yi to escape before the others discovered the death, and she turned the Pocket Watch backward to accelerate time to 4:44 the next day.
• Time acceleration caused Bai Yi intense pain as the world around them fell into destruction, but Yan Huan and Bai Yi opened a passage into the IF Route.
• Bai Yi vomited in a hotel bathroom, while Yan Huan checked her phone and recognized their wedding photo as belonging to the route where he had married six women.

Yan Huan learned how to observe worldlines and fused with Meow-chan, becoming a white cat capable of traveling through time. He used his final Universal Key to return to the day of his car accident and found Bai Yi alive in the rain.

• Yan Huan entered an IF Route where Hitomi Sakuramiya had been stalking him, disarmed her when she attacked, and knocked her unconscious.
• Meow-chan gave Yan Huan a worldline-observing ring and explained that changing events faced resistance and could cause worldline annihilation.
• Meow-chan fused with Yan Huan so he could travel through time, turning him into a white cat.
• Yan Huan waited until the next day, checked the worldline, and used his final Universal Key to travel to the day of his car accident.
• Yan Huan arrived in rainy Linmen and saw Bai Yi collapse in tears before he approached her as a white cat.

Yan Huan and Bai Yi arrived in a future IF Route, where Bai Yi discovered the route’s Yan Huan was married and had a pregnant partner, then opened up about her loneliness and complicated feelings toward her mother. After booking a flight back to Linmen, Bai Yi received a message from Shiyu saying Xiao Huan had gone missing again.

• Yan Huan recognized the IF Route and urged Bai Yi to book a flight back to Linmen, while Bai Yi found a wedding photo and notes suggesting the route’s Yan Huan had a pregnant partner.
• Bai Yi left the Yan Family group chat in anger, then received messages from Hitomi Sakuramiya, An Le, Hitomi, and Aria that softened her mood.
• Bai Yi told Yan Huan about feeling isolated at school, being valued for her looks, and finding comfort in knowing Yan Huan had always liked her singing.
• Bai Yi explained that her mother’s difficult past might have shaped how she treated Bai Yi, but Yan Huan changed the subject and encouraged her to return to Linmen for clues.
• Bai Yi booked an evening flight and asked whether her plan to save Yan Huan would work; Yan Huan said they should seek help from other Hosts in Linmen.
• Shiyu messaged Bai Yi that Xiao Huan had gone missing, leaving Bai Yi wondering why Yan Huan was absent from every IF Route.

Yan Huan, inhabiting Meow-chan’s body, met Bai Yi in the past and pretended to be an avatar of her Modifier, calling himself Yan Ye. He persuaded her to travel to the future to see that he was alive, and they arrived together in an IF Route, where Yan Huan realized he had successfully hitched a ride on Ring Finger without taking the place of that route’s Yan Huan.

• Yan Huan recognized Bai Yi and stopped himself from revealing that he had come from the future after seeing the worldlines react dangerously.
• He introduced himself as Yan Ye, an avatar of Bai Yi’s Pocket Watch, and offered to help her travel through time.
• Bai Yi insisted on going back to save Yan Huan, so Yan Huan told her he was alive and offered to show her the future.
• Yan Huan explained the time-travel process, then entered the Gate of Time with Bai Yi when she agreed to go.
• Ring Finger opened a rift to the IF Route, and Yan Huan and Bai Yi passed through it together.
• They arrived in a villa room filled with music awards, where Bai Yi was disoriented and Yan Huan realized he had remained in Meow-chan’s body beside her.

Bai Yi arrived at the Linmen IF Route with Yan Huan disguised as a cat, hoping to learn why he had disappeared, while Ye Shiyu warned her against recklessly changing the causal line. After Yan Huan vanished during an upgrade, Ye Shiyu disabled Bai Yi’s Modifier and revealed she had never heard of Yan Ye, Bai Yi’s supposed Modifier Avatar.

• Bai Yi arrived at the Yan Family villa with Yan Huan disguised as the white cat Yan Ye, and Ye Shiyu said Yan Huan’s disappearance seemed connected to Bai Yi’s arrival.
• Ye Shiyu explained that Superpowers could disrupt causal lines and warned Bai Yi that changing established events could have irreversible consequences, so Yan Huan urged her to investigate before acting.
• Yan Huan considered searching the IF Routes for clues about Ring Finger’s Third Stage and planned to collect Crab Coins and Modifier items, but Meow-chan began upgrading him and he disappeared.
• Bai Yi woke from a nightmare about Yan Huan’s death, discovered Yan Ye was gone, and broke down as Ye Shiyu comforted her.
• Bai Yi told Ye Shiyu that Yan Ye was her Modifier Avatar, so Ye Shiyu brought her to the secret room and gave her the Silence Ring, saying she had never heard of any Modifier Avatar.

Yan Huan and Bai Yi entered an IF Route showing a possible future, where Bai Yi discovered that Yan Huan had married Ye Shiyu and had a child. They set out to visit Yan Huan’s home, while Bai Yi questioned Yan Huan about his identity and abilities, ending with him slapping her after she tried to inspect whether he was male or female.

• Yan Huan explained that they were in an IF Route and that they had to remain there until 4:44 the next afternoon before returning to reality.
• Bai Yi checked Yan Huan’s Plane account and found a post showing Ye Shiyu with their newborn daughter, then recoiled in shock.
• Yan Huan suggested visiting Yan Huan’s home, and Bai Yi worried Ye Shiyu might attack her after giving birth.
• Bai Yi changed clothes and asked Yan Huan about his abilities and why he had not appeared earlier, while he waited outside the bedroom.
• After Bai Yi dressed stylishly and tried to inspect Yan Huan to learn whether he was a boy cat or a girl cat, Yan Huan slapped her.

Yan Huan unlocked the Lie Fulfillment Machine, received a Divine Fragment, and used it to ask an Evil God about his Worldline’s collapse. The Evil God confirmed that Bai Yi’s Modifier’s Ring Finger ability was involved, but said it had reached its Third Stage before Ye Shiyu imprisoned Yan Huan, leaving him to reconsider when and how it happened.

• Ye Shiyu warned Bai Yi that Yan Ye might be an Evil God or Modifier Avatar and gave her Xiao Huan’s ring, which could seal a Modifier.
• Yan Huan recovered as a cat, found Bai Yi asleep, and went to the secret chamber to collect Crab Coins and claim his weekly reward.
• Yan Huan swallowed twenty Crab Coins but could not absorb them into his Modifier, then chose the Lie Fulfillment Machine and bound it to Bai Yi.
• The machine awarded Yan Huan an S-rank Divine Fragment, which he ate to ask an Evil God three questions.
• The Evil God answered that Yan Huan’s Worldline collapse was connected to Ring Finger’s Third Stage ability, but Bai Yi’s Modifier had entered that stage before Ye Shiyu imprisoned Yan Huan.

Yan Huan and Bai Yi entered an IF Route and sneaked into Ye Shiyu’s home, where they discovered that this version of Ye Shiyu was not a Modifier Host and that the route’s Yan Huan had vanished when Yan Huan arrived. As Bai Yi left with Yan Huan, Ye Lan confronted her and displayed the purple light of Hypnosis.

• Yan Huan and Bai Yi used Indifference to enter Ye Shiyu’s villa, where Bai Yi saw the wedding photo and Yan Huan found Ye Shiyu tending a baby’s cradle.
• Yan Huan’s intangibility failed, and Ye Shiyu mistook him for a stray cat and tried to kick him until Bai Yi stopped her and claimed him as her cat.
• Bai Yi learned that Ye Shiyu did not know about Indifference or Hypnosis, and Yan Huan realized this version of Ye Shiyu was not a Modifier Host.
• Ye Shiyu explained that her husband Yan Huan had gone missing after leaving work, and Yan Huan concluded that his arrival had made the IF Route’s Yan Huan disappear.
• Bai Yi left the villa carrying Yan Huan, but Ye Lan seized her wrist and warned her not to go near Ye Shiyu and Xiao Huan as her eyes turned deep purple.

Yan Huan learned that Ring Finger’s Third Stage ability could make Bai Yi’s bond with him cause his death on his nineteenth birthday, but he and Bai Yi still chose to travel back and investigate. They arrived in the real Timeline at an empty villa district in Beihai District, shortly before Yan Huan’s death.

• Yan Huan asked the Evil God whether Ring Finger had possessed its Third Stage ability from the start and whether the World Tuner was safe, receiving answers that left him uneasy.
• Bai Yi woke and insisted on traveling back to save Yan Huan, while Yan Huan warned that forming a bond with her might be what caused his death.
• Bai Yi accused Yan Ye of being the Evil God, but Yan Huan denied it and agreed to accompany her back in time.
• Yan Huan secretly revealed his identity to Ye Shiyu and confirmed that doing so did not change the Worldline.
• Bai Yi turned the Pocket Watch, and she and Yan Huan opened a rift to the real Timeline at 4:44 p.m. on the day before his death.

Ye Lan summoned the Modifier Host Association to investigate Yan Huan's disappearance, confronting the other Hosts over their past treatment of him. The meeting ended with the group suspecting Bai Yi, whose powers could have let her take Yan Huan unseen.

• Ye Lan brought Bai Yi to a secret meeting after warning that the other Hosts might have taken Yan Huan.
• Bai Yi joined Elvira, Sakuramiya Yuri, and Tong Yingying in a sealed chamber, where Ye Lan demanded to know who had taken Yan Huan.
• Sakuramiya Yuri revealed that the Hosts had secretly helped Bai Yi's singing career, and Yan Huan calmed her before she provoked them further.
• Elvira reminded the Hosts of the Association's laws and explained that their personal circumstances gave them little reason to take Yan Huan.
• The Hosts considered how Yan Huan could have vanished and turned their suspicions toward Bai Yi, whose abilities could have hidden her actions.

Yan Huan watched Bai Yi’s past self risk herself trying to reach the city and find help for him, and his regret over her suffering drove him to bring her food and reconsider her rescue plan. He warned Bai Yi that Yan Huan would recognize two versions of her during Time Stop, leaving her stunned.

• Bai Yi planned to use Time Stop to rescue Yan Huan from the ambulance, while Yan Huan doubted the plan could change the past.
• Bai Yi watched Yan Huan and Ye Shiyu’s intimate dinner and became jealous, then spent the night hungry in a nearby villa.
• Yan Huan followed Bai Yi as she ran toward the city to seek help, and he saw her vomit from exhaustion before she continued onward.
• Yan Huan gave Bai Yi Electrolyte Water and tried to persuade her to wait, but she ran on; he suffered a golden crack after changing the past himself.
• Yan Huan returned with bread and drinks, then told Bai Yi that Yan Huan knew about her modifier and would notice two Bai Yis during Time Stop.

Yan Huan and Bai Yi used an Observation Instrument to trace Yan Huan’s worldline, only to discover that it would inexplicably collapse on his nineteenth birthday. Meow-chan confirmed the vision was real, leaving them to face the possibility of an unnatural death with no visible cause.

• Yan Huan coached Bai Yi to act naturally, and her timid response persuaded the Modifier Hosts that she would not have done anything suspicious.
• Elvira asked Bai Yi to use her Observation Instrument to search for Yan Huan, and Sakuramiya Yuri revealed the device inside the Barrier.
• Bai Yi activated the instrument, which displayed real worldlines and showed Yan Huan’s worldline extending fifteen days into the future.
• Yan Huan and Bai Yi examined the knot depicting his death by ambulance and saw that his worldline continued afterward, suggesting he survived that event.
• Bai Yi followed Yan Huan’s worldline to July 1 and watched it abruptly disintegrate on his nineteenth birthday, without any visible cause.
• Meow-chan independently confirmed that Yan Huan’s worldline would collapse on July 1 if Bai Yi did nothing, and Yan Huan concluded that his death had an unknown cause.

Yan Huan and Bai Yi changed the ambulance crash, but Index Finger attacked Bai Yi, identifying her as a Ring Finger host who had activated the Causality Bomb. Bai Yi escaped with Yan Huan, though Yan Huan’s worldline still collapsed on July 1, his nineteenth birthday.

• Bai Yi panicked when Yan Huan suggested Yan Huan might know about her Modifier, but Yan Huan reassured her and agreed to help with the next day’s events.
• The next morning, Bai Yi secretly intervened in the ambulance incident, causing the vehicle to swerve and crash into the villa instead of killing Yan Huan.
• Index Finger used hypnotized nurses to attack Bai Yi, declaring that it had to kill the Ring Finger host and defuse the Causality Bomb.
• When the nurses restrained Bai Yi, she used the Silence Ring to incapacitate them, then activated Indifference and fled with Yan Huan.
• Yan Huan saw the worldlines fall into disorder and discovered that his own worldline still collapsed on July 1, his nineteenth birthday.

Yan Huan and Bai Yi traveled to July 1, Yan Huan’s nineteenth birthday, to find out whether his worldline would collapse. They secretly watched his friends celebrate with him, and Bai Yi sang him a birthday song from across the street; the chapter left them waiting to see whether anything would happen to him.

• Bai Yi became distraught after learning that Yan Huan still died, and Yan Huan proposed visiting the date of his nineteenth birthday to investigate.
• Bai Yi used the pocket watch to take them to July 1 in the original worldline, while Yan Huan urged her to stay hidden and avoid changing events.
• They found Tong Yingying, Hitomi Sakuramiya, An Le, and Aria arriving at Yan Huan’s apartment with a birthday cake, then secretly watched from across the street.
• As Yan Huan’s friends sang and celebrated, Bai Yi quietly sang him a birthday song from afar.
• Bai Yi imagined saving Yan Huan and receiving a confession from him, while Yan Huan turned away and left her calling after him.

Yan Huan and Bai Yi confirmed that changing the worldline had not prevented Yan Huan’s collapse, so they began traveling back to undo the knots connecting Bai Yi to him. Their journey went wrong when they were pulled into a scarlet IF Route, where Bai Yi was bleeding in a bathtub and Yan Huan discovered a diary describing her love for him.

• Yan Huan told Bai Yi that avoiding contact with Yan Huan until July 1 might prevent the Causality Bomb, and Bai Yi agreed despite fearing their shared memories would be lost.
• Yan Huan explained that they had to undo their worldline knots one by one, starting with the incident involving Lemon and the Golden Lion Group.
• Bai Yi and Yan Huan left the worldline from a shopping mall, but the routes turned scarlet and dragged them into a dangerous IF Route.
• Yan Huan found Bai Yi in a hotel bathtub with a slit wrist, learned she had no Pocket Watch, and called an ambulance.
• Yan Huan saw Bai Yi’s diary, which said she still loved him, had secretly returned to see him, and wondered whether he would choose her over Aria if he could choose again.

Yan Huan and Bai Yi witnessed Yan Huan die at 19:16, then escaped the collapsing worldline by accelerating time to 4:44 the next day and entering an IF Route. They arrived in a hotel where Yan Huan recognized a wedding photo showing that this was his route to marrying six women.

• Bai Yi and Yan Huan watched Yan Huan kiss Ye Shiyu, but at 19:16 his fate line snapped and he died as Meow-chan vanished.
• Bai Yi suggested Yan Huan’s resurrection had not truly changed the fact of his death, but Yan Huan feared that altering his past accident had not prevented his worldline’s collapse.
• Yan Huan urged Bai Yi to leave before others discovered the death, and she used the Pocket Watch’s Time Acceleration to reach 4:44 the next day.
• Yan Huan and Bai Yi opened a Spacetime Passage and escaped the devastated world into an IF Route.
• Bai Yi vomited from the effects of Time Acceleration, while Yan Huan found a wedding photo of them and recognized the route where he married six women.