Chapter Summaries

Lin Li tracked Savitar’s Speed Force trail to Creighton and learned that Savitar had left a three-day warning. Convinced Savitar was Barry from the future, Lin Li returned to the warehouse to prepare for their confrontation.

• Lin Li used Shanshan 2.0’s Insight Mode to follow Savitar’s residual Speed Force traces to an alley in Creighton.
• Shanshan 2.0 explained that Savitar could sever his Speed Force trail while escaping, and Lin Li reflected on why he believed Savitar was future Barry.
• Shanshan 2.0 revealed that Savitar’s traces spelled “Three days,” prompting Lin Li to prepare for a confrontation.
• Shanshan 2.0 suggested using Lin Shen as leverage and admitted she wanted to dress him up as a girl, but Lin Li rejected the idea.
• Lin Li used Speed Force energy to return to the cold warehouse and rejoin Caitlin.

Lin Li reunited Caitlin with Team Flash, then spent the day sightseeing with Caitlin and Lin Shen. He later gathered the team without Barry and revealed that Barry was Savitar.

• Lin Li took Caitlin back to STAR Labs, where Team Flash forgave her for losing control and becoming Killer Frost.
• Caitlin told the team that Savitar had tried to recruit her and nearly revealed his face before fleeing; Lin Li said Savitar had arranged a meeting at the plaza outside STAR Labs in three days.
• Cisco and Barry teased Lin Li about Caitlin, then Caitlin discovered that Lin Li had turned into a three-year-old child.
• Lin Li explained his experiences in another world to Caitlin, and the next morning she took Lin Shen sightseeing with him.
• Lin Li traded future technology for Mercury Labs shares and added thirty million dollars to Team Flash's funds before taking Caitlin and Lin Shen around the city.
• Lin Li gathered Team Flash without Barry and revealed that Barry was Savitar.

Lin Li told Team Flash that Barry was Savitar and would kill Iris, then explained that Savitar had agreed to appear outside STAR Labs in three days. As the team struggled to understand what could turn Barry against Iris, Lin Li promised to protect everyone and suspected Flashpoint had affected events; meanwhile, Lin Shen discovered his father's blissful reaction to ice cream.

• Joe, Iris, Wally, Cisco, Caitlin, and HR were shocked when Lin Li said Barry was Savitar and intended to kill Iris.
• Lin Li explained that his suspicions had been confirmed the previous night and that Savitar had agreed to appear outside STAR Labs in three days.
• Caitlin and HR speculated that Iris's future death might drive Barry to become Savitar, while Iris begged Lin Li to stop Barry from falling into darkness.
• Lin Li warned that Flashpoint might have disrupted the world and promised that no one would die while he was there.
• Lin Shen ate coconut ice cream with the same blissful expression Lin Li made, prompting Caitlin to point out their resemblance.

Lin Li stored Team Flash in the Speed Force space to keep them safe while he prepared to face Savitar. After letting them experience their simulated bodies, he warned them not to take dangerous risks, while Savitar waited in a field outside Central City with enough power to challenge him.

• Lin Li sent everyone in the control room into the Speed Force space, where they could survive safely for centuries as long as Speed Force remained.
• Lin Li tossed ice cream into the space for Lin Shen, then continued eating before bringing everyone back out.
• Team Flash members tested their simulated bodies by performing flips, cartwheels, and dances.
• Lin Li warned HR that their bodies were ordinary and that Savitar might capture them as human bombs.
• Savitar waited in an eastern field outside Central City, where a device blocked satellite detection signals.

Savitar opened a portal to the Speed Force, hoping to gain power to kill Lin Li and STAR Labs. A dark-armored figure emerged and addressed him as Barry, warning that it was not too late.

• Savitar activated the connector in the woods and entered his exoskeletal armor.
• He used the Speed Force to open and stabilize a vortex, then called for the unknown being within it to grant him power.
• A dark-armored figure with a silver-white cape emerged from the vortex and overwhelmed Savitar with its presence.
• The figure looked down at Savitar and said, "Barry! It is not too late yet," and Savitar laughed wildly.

A powerful Lin Li avatar revealed that Flashpoint had created him and explained his plan to use Savitar against the original Lin Li. The avatar granted Savitar enhanced speed and a pseudo-reality body, leaving Savitar ready to pursue revenge against Team Flash.

• Lin Li descended before Savitar and revealed that he was an avatar formed from the multiverse’s impurities after Flashpoint.
• Lin Li explained that the Speed Force was erasing him and that he had made Savitar part of a plan involving Lin Li, Diana, and Lin Shen.
• Savitar vowed to kill Lin Li’s friends and force Lin Li to use the reality effect, while Lin Li warned that Lin Li would protect them.
• Lin Li told Savitar that the Speed Force had deceived him about Lin Li’s future and predicted that Lin Li would wear a similar cape the next night.
• Lin Li summoned a vortex and enormous Demon Claws, granting Savitar speed equal to Lin Li’s and a pseudo-reality and dimensional body.

Lin Li trained Barry and heard about the strange stunts performed by Iris, Joe, and Wally, reassuring Barry that Wally’s absence was part of his plan. After Barry left, Caitlin warned Lin Li that Kara had arrived and urged him to hide Lin Shen, but Lin Li decided to introduce them.

• Lin Li sparred with Barry and advised him to stay focused and use grappling techniques against faster opponents.
• Barry told Lin Li that Iris had acted strangely and Joe had been unusually agile, while Wally had left town for dangerous extreme sports.
• Lin Li told Barry that sending Wally away was part of his plan, and Barry left for work.
• Caitlin called Lin Li to warn him that Kara was visiting and urged him to hide Lin Shen.
• Lin Li refused to hide Lin Shen and said he would introduce him to Kara, while Caitlin prepared to warn Kara gently.

Kara brought Lin Li a gift and confessed that she liked him, but she fainted after meeting his son, Lin Shen, and mistakenly believing Lin Li already had a family. Caitlin sent Lin Li away from surgery with Kara’s gift, a silver-white cape, and urged him to consider why Kara had reacted so strongly.

• Caitlin questioned Kara about her feelings for Lin Li, and Kara described everything she loved about him.
• Caitlin asked how Kara would feel if Lin Li had a child, but Lin Li arrived with Lin Shen before Kara could respond.
• Kara met Lin Shen, mistakenly concluded that Lin Li and his son were already a family, and fainted.
• Caitlin had Lin Li carry Kara to surgery, then pushed him outside with Kara’s paper bag.
• Lin Li opened the bag and found a silver-white cape.

Kara woke in the hospital, saw Caitlin wearing Lin Li’s ring on her wedding finger, and mistakenly believed Caitlin and Lin Li were married with a son. Heartbroken, she returned to her own Earth, while Lin Li chose to give her time and sort out his own feelings.

• Caitlin watched over Kara until Kara woke and broke down over Lin Li’s apparent new family.
• Kara saw Lin Li’s ring on Caitlin’s left ring finger, apologized, and fled through a dimensional rift to her own Earth.
• Caitlin realized Kara had misunderstood, transformed into Killer Frost, and went to find Lin Li.
• Caitlin urged Lin Li to explain himself to Kara, but he asked to give her time and said he needed to sort out his thoughts.

Caitlin angrily confronted Lin Li for abandoning Kara, while Lin Li defended his decision because he had a son and could not promise Kara a future. After Caitlin agreed that they would explain things to Kara once Savitar was dealt with, her Frost powers subsided, leaving her embarrassed by what she had said.

• Caitlin unleashed her Frost powers and scolded Lin Li for deciding Kara would be better off without him.
• Caitlin accused Lin Li of being a coward and a blockhead, while Shanshan 2.0 supported her and revealed she had arranged for Caitlin to be there.
• Lin Li promised to explain himself to Kara after they dealt with Savitar, and Caitlin reluctantly agreed.
• Caitlin returned to normal, slipped on the ice, and lost a high heel as Lin Li caught her by the collar.
• Lin Li's grip tore a button from Caitlin's shirt, and she blushed as she remembered her bold outburst.

Lin Li’s team learned that Savitar had killed the decoy Wally, forcing them to change their plan. The real Wally then unexpectedly returned to the control room, leaving everyone terrified.

• Joe told Lin Li that Savitar had taken Wally, and Lin Li revealed the real Wally from his spellbook.
• Wally said Savitar had killed him without warning while he was wingsuit gliding, so they could not track Savitar.
• Lin Li ordered Wally to stay hidden in his Speed Force space and told Joe, Iris, Cisco, and Caitlin to continue their roles and prepare for battle.
• After Lin Li put Wally in the Speed Force space, another Wally appeared in the control room, claiming he had returned from wingsuit gliding.

Savitar impersonated Wally to infiltrate the control room, but Lin Li attacked him before he could harm Team Flash. Savitar revealed himself as Barry and blamed the team for what he had become.

• Savitar returned to the control room disguised as Wally and planned to torment Team Flash.
• HR, Joe, Iris, Cisco, and Caitlin awkwardly welcomed him while recognizing that he was an impostor.
• Lin Li attacked Savitar at twenty times the speed of sound, but Savitar used yellow lightning and absorbed kinetic energy to evade him.
• Lin Li noticed that Savitar's body had fluctuations similar to his son's reality-and-dimensional body.
• Savitar wiped away Wally's appearance, revealed Barry's scarred face, and told the shocked team that they had made him what he was.

Future Barry, now Savitar, confronted Lin Li and escaped through a breach in the time continuum after boasting that his new body made him faster. Lin Li tracked his time jump at STAR Labs and decided to enter the world's Speed Force space.

• Lin Li rejected Savitar's despair and demanded to know what had happened to his body.
• Savitar revealed that his newly created body was unstable, threatened to kill everyone when he returned the next day, and fled through a wall.
• Savitar outran Lin Li across Central City and broke through a speed barrier while declaring himself the God of Speed.
• Lin Li returned to STAR Labs and used its satellites to discover that Savitar had traveled through time over the Atlantic.
• Lin Li explained that an enemy had deceived Barry and given him an unstable body, then said he needed to enter the world's Speed Force space.

Barry trained in the distant past, convinced that his speed made him untouchable, until Lin Li appeared and warned him that the Speed Force would soon kill him. After Lin Li vanished, Barry refused to flee and vowed to spend centuries gaining enough power to destroy him.

• Barry celebrated his freedom in the future Azores, believing Lin Li could no longer stop him.
• Lin Li tore open a vortex in the sky and confronted Barry, condemning his choices and warning that the Speed Force would bring about his death.
• Lin Li explained that Barry's pseudo-reality body drew energy from the universe more naturally than Lin Li's reality body, making Barry faster.
• Lin Li urged Barry to run through time, then disappeared as the storm clouds cleared.
• Barry rejected Lin Li's warning and vowed to train for as long as necessary to kill him.

Lin Li met Impurity Lin Li in the Speed Force and learned that he had lost his wife, Kara, after making the wrong choice. Constantine told Lin Li he needed to face Savitar and could remain in this universe for only three years, leaving Lin Li wondering whether Impurity Lin Li’s warning about Kara was true.

• Lin Li found Impurity Lin Li waiting in the STAR Labs control room and heard him say that Kara had given him his cape before she died.
• Impurity Lin Li tried to sway Lin Li with his sorrow, then vanished as the Speed Force erased him.
• Constantine told Lin Li that twenty-four hours had passed outside and warned that Lin Li had to leave within three years or his friends and son would die.
• Lin Li asked whether Impurity Lin Li’s story was true, and Constantine confirmed that he had failed to save his wife, Kara.
• Constantine lit another cigarette, and Lin Li punched him into the wall for smoking in front of him.

Barry became convinced that Lin Li had sacrificed Wally and planned to sacrifice the rest of Team Flash, so he tried to confront Lin Li in the Speed Force. Lin Li returned just as Barry sped away, leaving the team face-to-face with his anger and distrust.

• Barry demanded to enter the Speed Force after Lin Li had been gone for more than twenty-four hours, blaming him for using Wally as bait and failing to protect him.
• Joe, Iris, Caitlin, HR, Cisco, and Lin Shen tried to calm Barry, while keeping secret that Wally and the others were safe in Lin Li's Speed Force space.
• Barry accused Lin Li of planning to sacrifice the team and disrupt time again, and said Lin Li was no longer worthy of his trust.
• Barry announced that he would face Savitar himself and tried to speed away to the Speed Force.
• Lin Li returned and pressed a hand against Barry's chest, stopping him as he vanished.

Lin Li returned to STAR Labs and clashed with Barry over Wally’s supposed death as Savitar approached the plaza. Before the team could confront Savitar, Alex Danvers emerged from a dimensional rift and opened fire on Lin Li.

• Lin Li returned to STAR Labs, where Barry accused him of using Wally as bait and blamed him for Wally’s death.
• Lin Li told Barry that Savitar was a time remnant rather than Barry’s future self, but Barry and Lin Li argued over their beliefs about heroism and human life.
• Cisco detected Savitar approaching the plaza, and the team prepared to face him.
• A dimensional rift opened in the control room hall, and Alex Danvers emerged in DEO gear and shot at Lin Li.

Alex attacked Lin Li at STAR Labs and accused him of hurting Kara, then revealed that Kara had been taken by Daxam and was marrying its prince to make the ship leave Earth. Lin Li was left to choose between rescuing Kara and facing Savitar, while Barry offered to handle the enemy.

• Alex arrived through a dimensional rift, fired at Lin Li, and attacked him before aiming her gun at his forehead.
• Alex confronted Lin Li over Kara’s feelings, listing the ways Kara had shown that she loved him.
• Lin Li refused to leave immediately because Savitar was about to arrive and said he would talk to Kara after dealing with the enemy.
• Alex revealed that Daxam had taken Kara and that Kara had agreed to marry the Daxam prince, whose wedding was underway.
• Lin Li froze at the news, and Barry urged him to save Kara while Barry dealt with Savitar.

Lin Li chose to stay and fight Savitar rather than immediately travel to Kara’s world, despite his feelings for Kara. He sent Alex Danvers back with a promise that he would come once Savitar was defeated, then ordered Team Flash to remain together as they went to the square.

• Lin Li weighed Kara’s danger against Savitar’s threat and decided Savitar had to be dealt with first.
• Caitlin, Barry, and the Legends urged Lin Li to save Kara, but he refused because he believed only he could stop Savitar.
• Lin Li asked Alex Danvers to tell Kara that he liked her sweet smile and to wait for him until he had defeated Savitar.
• Alex Danvers angrily returned through the dimensional rift, blaming Lin Li for not caring about Kara.
• Barry blamed himself and the others for being too weak to help, while Lin Li ordered everyone to stay and follow him to the square.

Lin Li prepared to fight Savitar at light speed, giving him sixty seconds to say his last words while accelerating through the perpetual motion mechanism. Savitar seized Iris and Caitlin and forced Barry to choose which one would live, while Lin Li watched without emotion.

• Lin Li donned the Transcendence Armor and told Savitar he had sixty seconds to say his last words.
• Lin Li activated the perpetual motion mechanism, compressing hours of acceleration into sixty seconds so he could reach light speed and defeat Savitar quickly.
• Savitar, who feared Lin Li and wanted to prove his superiority, saw Lin Li as an overwhelming presence.
• Savitar grabbed Iris and Caitlin by the throat and claimed he could move at two hundred Mach.
• Barry begged Savitar not to hurt Iris, but Savitar demanded that Barry choose whether Iris or Caitlin would live.
• Barry looked to Lin Li for a way to save them both, but Lin Li coldly told Savitar he had fifty-two seconds left.