At the Fast Track lab, the Team comes together to figure out next steps. Barry says he has to find a room into the Negative Speed Force. Barry is fully of fury and absolutely certain that Iris is dead. His kids ask the team to let them talk to their dad alone. Nora and Bart ask him to let them handle it, but Barry says no. elsewhere, Iris materializes in the clock stone where she sees Damien Darhk. He tells her she ‘s not dead, but something far more concern. Back at STAR, the team works on a design to get Barry into the Negative Speed Force and Meena volunteers to be the beginning of the Negative lightning needed to make it happen. Cecile confronts Barry about his plan for retaliation. Cecile starts hearing Bashear — the plus one — calling out for her help. Thawne goes to the eldritch alternate reality from Armageddon where he was with Iris, though he knows the timeline is gone. The negative Forces greet him there. Thawne has questions about why he ‘s there. They tell him that he never tapped into the Negative Speed Force, but it tapped into him, choosing him because of his hate for Barry Allen. Thawne does n’t want to play along, so they decide to transform him. Damien explains the whole damaging Forces design for Iris. She ‘s not supposed to be dead, which is why the stone saved her. Back at STAR, they start to try to send Barry and his kids to the Negative Speed impel, but it fails. They will have to find another direction. A guilt-stricken and grieving Meena freaks out and runs back to her own lab to destroy her machine, but Barry stops her. He has a plan : get Meena recharged and have her share focal ratio with him. At the West sign of the zodiac, Joe is worried about Iris, but Jay and Joan show up, tracking Iris ‘s particle and it leads them to the time stone. They realize Iris is in the stone. elsewhere, Cecile, along with Rosa and Mona, come in concert to find Bashear. He confirms that Iris ‘ illness weakened them, and they tethered themselves to others such as Cecile. She can bring back the early Forces with her absorb powers.
At Fast Track, Barry successfully enters the Negative Speed Force and finds Thawne and the negative Forces. They continue to blame Barry for everything because he stopped Thawne during Armageddon before sending Barry back. suddenly, there ‘s a huge scend of minus tachyons over business district and Thawne arrives, now a superintendent charged, black-suit version of himself and he starts killing people. He now has the office of all four negative Forces. In the time rock, Iris tries to find out what her unfinished business is. Damien helps her realize that she has n’t hit her terminus ad quem so far and that she ‘s a survivor. It gives her the pep lecture she needs to reignite her flicker and get out of the stone. Fast Track, Impulse, XS, and The Flash show up to fight this new Reverse Flash, but he tricks them into attacking Impulse, then sends everyone except Flash back in meter a billion years. Bashear has Cecile put on his mask so it can reabsorb the powers and transfer them to him. She does it and after it does its ferment, he disappears. Barry and Reverse Flash fight, but Reverse Flash has a clear advantage and goes to kill Barry, but it does n’t work. The real Forces return and stop him, then team improving and enter Barry, supercharging him. It ‘s time for a final confrontation. As the fight is going down, Iris emerges from the stone at the West family. Jay, Joe, Joan, and Iris realize that the battle between the two of them is starting Armageddon, so they rush there. Barry and Iris reunite and when Barry realizes the competitiveness will merely end if one of them dies, he sits down, apparently surrendering. Reverse Flash calls on more exponent to finish the occupation, but Barry warns him he wo n’t survive what he ‘s about to attempt. Barry does not engage, and meditates alternatively, while Thawne expands his office into a destructive energy wave that ends up receding and crashing back into Thawne, destroying him. With Thawne gone, Barry brings Bart, Meena, and Nora rear american samoa well. The population resets. Iris is cured, Barry is fine, and Thawne is nowhere in the timeline. He ‘s truly gone. The visitors from the future return to their time. Meena says the Bloc no long works then she ‘s nobelium longer a speedster — she was precisely a means to an conclusion for the minus Forces. Iris and Barry give Meena Eobard ‘s yellow tie that was left at STAR Labs. Cecile has her convention powers back, and the people whose powers she took have theirs back equally well. They drink their chocolate and gain they have the wrong ones and Cecile on the spur of the moment has telekinesis. At CCCM, Tinya Wazzo is meeting with Iris and Flash shows up with her ma. The pair are reunited at last.
back at Caitlin ‘s apartment, the cryopod has some sort of malfunction and Mark opens it. There ‘s person inside… but it ‘s not Caitlin or Frost. When asked who she is she replies “ A acquaintance. I think. ” At home, Iris and Barry talk about what happened and she tells him he ‘s her lightning rod, besides. She reminds him that the Negative Speed Force will have to find a modern embodiment finally and somewhere in 2049, an matter to amobarbital sodium crystal lights up in a lab. The Flash will return for Season 9 in 2023 .