Chapter Summaries

After several years in Central City, Su Quan built a successful prosthetics company and continued his tumultuous relationship with Caitlin Snow. Nine months after the particle accelerator exploded, Caitlin confronted him at STAR Labs about where he had spent the previous night, just as someone behind her inhaled sharply.

• Su Quan arranged for Cisco Ramon to build a sonic emitter and gave it to Laurel Lance, who mastered it and gained the siren's call ability.
• Su Quan established Void Medical, whose advanced vibranium-based prosthetics became a popular and acclaimed product.
• Su Quan woke beside a scarred woman whose name he did not remember, and she left his villa on a motorcycle.
• Nine months after the particle accelerator exploded, Su Quan brought coffee to STAR Labs, where Caitlin Snow was examining a young man covered in instruments.
• Caitlin smelled another woman's scent on Su Quan and pressed him about his night at a bar before a heavy inhalation sounded behind her.

Barry Allen woke from a nine-month coma at STAR Labs and learned that the particle accelerator disaster had caused his strange recovery. After Barry left to find Iris, Su Quan revealed his Negative Speed Force to Dr. Wells, who realized Su Quan had taken the Speed Force meant for him.

• Caitlin Snow, Cisco Ramon, and Dr. Harrison Wells revived Barry Allen and told him he had been struck by lightning and remained comatose for nine months.
• Dr. Harrison Wells explained that the particle accelerator explosion had created the storm that hit Barry and that Barry’s heartbeat had been too fast for hospital equipment to detect.
• Barry learned that Iris had visited him often, hurried out to see her, and returned briefly to ask if he could keep Cisco’s hoodie.
• Su Quan met Dr. Harrison Wells in his office and demonstrated a high-speed hand blade using the Negative Speed Force.
• Dr. Harrison Wells tried to use the Speed Force, but his fingers barely trembled before stopping, and he told Su Quan that Su Quan had used the Speed Force that belonged to him.

Su Quan agreed to let Dr. Harrison Wells share Barry Allen’s Speed Force and proposed a future match, while secretly planning to absorb the energy for himself. Barry Allen demonstrated his new speed at an abandoned airfield, where Caitlin confronted Su Quan again about his infidelity.

• Su Quan told Dr. Harrison Wells he could share the Speed Force and challenged him to a match after Wells recovered his strength.
• Dr. Harrison Wells accepted, while Su Quan privately planned to convert the shared Speed Force into power for himself.
• Su Quan gained Weather Manipulation from Clyde Madden and considered recruiting Mark Madden's Daughter as a subordinate.
• Cisco Ramon called Su Quan to the surface control room after Barry Allen discovered he could run at super speed.
• At an abandoned airfield, Barry Allen tested his speed as Cisco Ramon monitored him, and Su Quan comforted Kate during the gust of wind.
• Caitlin demanded that Su Quan promise to stop fooling around outside their relationship, and Su Quan realized she was still upset about their earlier breakup.

Barry Allen learned that the Particle Accelerator explosion had created other Metahumans and insisted on stopping the Weather Wizard, despite Dr. Harrison Wells trying to dissuade him. After leaving STAR Labs, Su Quan went after Barry’s opponents, confronting Clyde Madden on his farm.

• Su Quan and Caitlin monitored Barry Allen as he reached over 200 knots per hour, crashed into a guardrail, and healed his fractures within three hours.
• Barry told the STAR Labs team that he suspected a speedster had killed his mother, and Dr. Harrison Wells insisted he was the only person like him.
• Barry returned to STAR Labs and confronted Dr. Harrison Wells about the Particle Accelerator explosion and the Metahumans it had created.
• Barry said he had seen Clyde Madden control the weather during a bank robbery and wanted to stop him, but Dr. Harrison Wells rebuked him and Barry left.
• Su Quan said goodbye to Caitlin and went to a farm, where he confronted Clyde Madden and knocked him into a wall before Clyde could hit him with a storm.

Su Quan joined Barry Allen and the STAR Labs team as they confronted Clyde Madden, whose weather powers had created a tornado headed for the city. After Barry was thrown aside, Su Quan encouraged him to try again, while secretly gaining a Speed Force reward from the fight.

• Su Quan arrived at STAR Labs with flowers for Caitlin, but Barry Allen’s investigation into metahuman deaths led Caitlin, Cisco, and Barry to search for Clyde Madden.
• Joe West and Eddie found Clyde at a farm, where Clyde claimed he was God and unleashed a tornado that knocked them down.
• Barry Allen arrived in his first-generation Flash suit and ran around the tornado, but Clyde blasted him away as the storm grew stronger.
• Su Quan received a Speed Force reward from Barry’s fight and urged him to run faster, interrupting Dr. Harrison Wells before he could encourage Barry.
• Su Quan delivered an impassioned speech that renewed Barry’s confidence, and Barry began running around the tornado again.

Barry Allen stopped Clyde Madden’s tornado and faced him at the farm, where Joe West discovered Barry’s identity. Su Quan secretly intervened to protect Barry and Joe, then spent the night with Caitlin, though she left early the next morning and their reconciliation remained uncertain.

• Dr. Harrison Wells took responsibility for the disaster and urged Barry Allen to run faster, helping Barry reach the speed needed to disperse the tornado.
• Su Quan left an illusionary double at STAR Labs and teleported near the farm as Barry Allen collapsed after stopping the tornado.
• Clyde Madden threatened Barry Allen, but Joe West shot him and discovered that the masked speedster was Barry.
• Su Quan secretly saved Clyde Madden from a fatal bullet, and Clyde wished for his wounds to heal and his stamina to return.
• Clyde Madden tried to attack Joe West and Barry Allen, but Joe shot him dead after Clyde’s powers vanished.
• Su Quan and Caitlin went to a movie and spent the night together, but Caitlin left early the next morning, leaving their reconciliation unresolved.

After studying his combined Speed Force, Su Quan approached Lisa Snart and recruited her to find the metahuman Betty Sansusi before General Wade Eiling could. Lisa agreed to help for five million dollars, and Su Quan rode with her toward his villa to begin the mission.

• Su Quan examined his merged Speed Force and considered Barry Allen's upcoming opponents, including Captain Cold and the Mist.
• Su Quan found Lisa Snart at a restaurant and learned that she wanted to end their contact because they came from different worlds.
• Su Quan revealed Lisa's family history and asked her to help kidnap metahumans, starting with Betty Sansusi.
• Su Quan explained that Betty could turn anything she touched into a bomb and that General Wade Eiling was searching for her.
• Lisa agreed to help find Betty for five million dollars, and Su Quan climbed onto Lisa's motorcycle as they headed to his villa.

Su Quan supported Lisa Snart and watched Team Flash pursue Danton Black, while Dr. Harrison Wells secretly killed Simon Stagg. At a mall, Su Quan encountered Toxin Man threatening Judge Howard and prepared to intervene without revealing his powers.

• Su Quan showed Lisa Snart a room full of cash and offered her a villa as a home or future team stronghold.
• Barry Allen and Cisco Ramon secretly began using Barry to help people, and Caitlin joined them after discovering their activities.
• Team Flash defeated Danton Black, who refused Barry Allen's rescue and fell to his death; Dr. Harrison Wells later killed Simon Stagg.
• Su Quan recalled that Felicity Smoak ran Void Medical and went shopping for gifts for her and Caitlin.
• Toxin Man entered an elevator with Su Quan and Judge Howard, threatened her, and transformed into green gas; Su Quan prepared his Iron Man nanotech suit armor.

Su Quan arranged for Toxin Man to threaten Judge Howard so Barry Allen would have to save her, then tracked down Plunderer after she helped disrupt the attack. He offered no place for her at Void Medical, but hinted that he wanted her for a special team at his villa.

• The system awarded Su Quan Toxin Transformation and Machine Bee as Toxin Man attacked Judge Howard, and the elevator ventilation sucked the gaseous attacker into a duct.
• Toxin Man returned, but The Flash rescued Judge Howard and outran him while Su Quan left the mall.
• Su Quan told Felicity that Plunderer had saved him, and Felicity located Plunderer after a dangerous computer search.
• Su Quan visited Plunderer at her apiary, where she admitted she wanted revenge and demanded Felicity's job at Void Medical.
• Su Quan refused to fire Felicity or bring Plunderer back to Void Medical, then told her he was forming a special team at his villa.

Su Quan recruited Plunderer as Queen Bee, then beat Toxin Man and challenged Dr. Harrison Wells to a race. Wells lost and discovered Su Quan had completed two laps in the time it took him to run one, leaving him stunned by Su Quan’s speed.

• Su Quan told Plunderer that Lisa Snart could brief her on the current mission and named her Queen Bee before leaving.
• Su Quan beat Toxin Man in STAR Labs’ pipeline prison, overcoming his gas powers and leaving him near death.
• Su Quan teased Dr. Harrison Wells about his hidden plans and proposed a speed race, which Wells accepted.
• Dr. Harrison Wells raced Su Quan around the Particle Accelerator tunnel, but Su Quan delayed his start and still reached the finish first.
• Su Quan showed Wells his phone as proof that he had run an extra lap, leaving Wells dumbfounded.

Su Quan defeated Dr. Harrison Wells in a speed race and hinted that he might help him return home. The next day, Su Quan met Betty Sansusi and proved he could withstand her explosive touch, leaving her hopeful that he could cure her.

• Su Quan showed Dr. Harrison Wells a photo proving he had lapped him, and Wells conceded defeat.
• Wells asked Su Quan to help him get home, but Su Quan vanished before discussing any conditions.
• Su Quan arrived at Secret House Villa, where Plunderer and Lisa Snart had brought Betty Sansusi to meet him.
• Betty Sansusi touched Su Quan, but her explosive ability had no effect on him.
• Su Quan explained that the Particle Accelerator had caused Betty Sansusi's powers, and she wondered whether he could restore her to normal.

Su Quan recruited Betty Sansusi for his Outsiders team and helped her begin controlling her explosive power while keeping watch on General Eiling and The Flash. When Farouk Gibran stole Barry Allen’s speed and attacked STAR Labs, Barry learned that Joe and Iris were caught in a hostage situation.

• Su Quan offered Betty Sansusi a place on his Outsiders team and trained her to control her power, while General Eiling failed to track her down.
• Barry Allen and Cisco Ramon drove Captain Cold out of Central City after he stole Cisco’s Cold Gun, and Barry later defeated Steel Beam with his team’s help.
• Su Quan copied Steel Beam’s metal-transformation ability and helped Betty Sansusi practice using her power without causing an explosion.
• Caitlin told Su Quan that Farouk Gibran had absorbed Barry Allen’s speed and might target Su Quan because of his connection to STAR Labs.
• Farouk Gibran broke into STAR Labs and disrupted the surrounding power supply; Barry then learned that Joe and Iris were caught in a hostage situation at the police precinct.

Barry Allen insisted on trying to help Farouk Gibran despite losing his powers, while Su Quan sent the Outsiders to gain field experience. The Outsiders rescued hostages from the Clock King and introduced themselves to Central City police, as Barry went to confront Farouk.

• Barry agreed to risk recreating the electrical shock that had given him his speed, and he left to talk to Farouk Gibran without powers.
• Su Quan agreed to Caitlin’s suggestion to follow Barry and sent the Outsiders to assist at the police department.
• The Clock King took Joe West, his daughter, and other hostages during the blackout and demanded supplies from Captain Singh.
• Lisa Snart and Betty Sansusi entered the police department and quickly brought out the Clock King and all the hostages.
• Betty Sansusi tossed a small gadget that exploded, and the Outsiders departed in their Quinjet after identifying themselves to Captain Singh.
• Joe West learned that Barry was looking for him and went to find out what had happened.

Barry Allen and the STAR Labs team tried to restore Barry’s speed while Farouk Gibran hunted them, but Barry’s powers returned when he saved Harrison Wells from Farouk’s attack.

• Joe West called Barry and reported that he and Iris were safe and that the Outsiders had stopped their hostage-taker.
• Caitlin activated the Cosmic Treadmill, but the surge of electricity threw Barry against a wall without restoring his speed.
• The team headed for the garage to escape, but Farouk Gibran arrived and blocked their way out.
• Harrison Wells confronted Farouk and offered himself in exchange for the others, but Farouk attacked him anyway.
• Barry’s speed returned when he rushed to pull Harrison Wells away from Farouk’s lightning.

Barry Allen captured Farouk Gibran, but Su Quan criticized Barry’s reckless approach and later explained his concerns to Caitlin. Su Quan then tasked Plunderer with capturing Turtle Man before meeting Dr. Eliza Harmon at Mercury Labs.

• Barry Allen defeated Farouk Gibran after Farouk’s power absorption overloaded, and the team locked Farouk in Pipeline Prison.
• Su Quan told Caitlin that Barry had chosen an unnecessarily risky fight and said he would have killed Farouk immediately after rescuing Dr. Harrison Wells.
• Su Quan left Caitlin and told Plunderer that the Outsiders needed to prepare for stronger opponents.
• Su Quan asked Plunderer to capture Russell Grusson, also known as Turtle Man, because he wanted to study his ability.
• Su Quan waited outside Mercury Labs and met Dr. Eliza Harmon, who asked why the founder of Void Medical wanted to see her.

Su Quan recruited Dr. Eliza Harmon to his team and arranged for Felicity to handle her onboarding. At Geist Cafe, he reunited with Thea and joined Oliver Queen and Team Flash, where their secret identities and Su Quan’s support for the Starling City heroes came out.

• Su Quan offered Dr. Eliza Harmon a well-funded research position, and she accepted in exchange for gratitude and loyalty.
• Su Quan called Felicity to arrange contact with Dr. Eliza Harmon, then drove to Geist Cafe after receiving a call from someone in Central City.
• Thea Queen greeted Su Quan at the cafe, where he found Oliver Queen, John Diggle, Barry Allen, Cisco Ramon, and Caitlin Snow together.
• Su Quan’s comment revealed that Oliver was Green Arrow, and Thea revealed that she was Quickshot.
• Oliver told the group that Su Quan funded and equipped Thea, Black Canary, and Longbow Hunter, while Cisco learned that Su Quan had helped create Black Canary’s Siren’s Call.
• Su Quan asked Oliver and the others why they had come to Central City.

Su Quan declined to join the cooperation between Barry Allen’s and Oliver Queen’s teams, then answered Plunderer’s call and found the Outsiders captured by Turtle Man Russell Grusson. Russell attacked Su Quan with the Stasis Force, leaving the outcome unresolved.

• Caitlin examined Captain Boomerang’s boomerang while Oliver Queen asked Su Quan about Lyla Michaels, and Su Quan admitted he knew her.
• Barry Allen and Oliver Queen agreed to cooperate on catching Rainbow Raider and Captain Boomerang, but Su Quan declined to join them.
• Su Quan received a call from Plunderer and used the Speed Force to reach the Netherdale Library, where Turtle Man had captured the Outsiders.
• Russell Grusson challenged Su Quan and unleashed his Stasis Force, while the captured Outsiders watched anxiously.

Su Quan demonstrated ways to defeat Turtle Man, then used psychic abilities to make him free the Outsiders and erased his memory of Su Quan’s identity. As the teams pursued metahuman criminals, Su Quan planned to find James Skad, trapped in the Mirror World, and acquire his power for a metahuman prison.

• Su Quan used speed, precise teleportation, and psychic control to overcome Turtle Man while teaching the Outsiders about effective countermeasures.
• Turtle Man cooperated, and Su Quan spared him; afterward, Su Quan wiped his memory of Su Quan’s true identity.
• Su Quan told the Outsiders that he needed a versatile team, and the three members left to return to their work.
• Flash’s team went back to STAR Labs to investigate a boomerang and search for a metahuman, while Green Arrow’s team began its own search.
• Su Quan considered how to expand the Outsiders and contain metahuman criminals, then identified James Skad’s Mirror World ability as a potential solution.
• Su Quan realized he needed to find Captain Cold or Rosa Dillon, who knew where James Skad’s mirror was.

Su Quan tracked down James Skad to take his mirror-traveling power for a mirror prison. James gave it up in exchange for money and survival, while Su Quan erased his memories of their encounter and planned to find a trustworthy warden.

• Su Quan questioned Rosa Dillon in Iron Mountain Prison about where James Skad had last appeared, but left when she tried to bargain instead of answering.
• Su Quan confronted James Skad at the abandoned Bloom October Company building and trapped him after James demanded to know where Snyde was.
• Su Quan blocked the nearby reflective surfaces, offered James a pile of money in exchange for his power, and forced him to choose between surrendering it or dying.
• James agreed to give up his power, and Su Quan removed it and erased James's memories of him.

Su Quan recruited Dr. Eliza Harmon into Void Medical, gave her Speed Force abilities, and named her Trajectory. After she and Queen Bee completed the Book of Mirror Prison, Su Quan chose Top as its first prisoner and prepared to find her.

• Su Quan assigned Queen Bee to build a portable, book-shaped mirror prison and learned from Thea that she and Barry had captured Rainbow Raider.
• Dr. Eliza Harmon joined Void Medical, told Su Quan she would repay his trust with loyalty, and accepted the Flash's abilities from him.
• Dr. Eliza Harmon tested her new speed, received Trajectory's suit, and began training alongside Golden Glider as her running strengthened Su Quan's Speed Force.
• Trajectory and Queen Bee completed the Book of Mirror Prison, and Su Quan told the Outsiders that he planned to give Top a new prison for Christmas.
• Queen Bee located Rosa Dillon, codenamed Top, and confirmed details about her abilities for Su Quan.