Walker joined forces with rebels like Knox to cleverly use Bernard's camera network to send him misleading messages.They managed to get Bernard to mistakenly deploy the attacking forces below while transferring the rebels all above.In this tense battle, Pete heroically sacrificed his life and blew up the stairs connecting the two areas.Meanwhile, upon receiving the message Billings passed through Sims, the deputy above decided to stand on the rebels' side.Patrick further incited the public's sentiment, organized a team of thugs, and made solemn representations to Bernard.Lucas told Bernard all he had learned and decided to resign from his current position.Bernard was hit hard by the series of events, who then appointed Sims as his new IT shadow and handed him the keys and passwords of the vault.Sims and his family were able to get into the vault smoothly, but only Camille was eligible to stay under the rules of the estate.At Silo 17, Soro explains to Juliet in detail the situation of the protection procedure, a piping system that can release enough poison to kill everyone, and a way to stop it from functioning.Juliet returned to Silo 18 in firefighter gear.The people inside cheered after seeing her, but she showed them a warning message to warn them not to act without permission.Just as Bernard was about to leave, Juliet broke into the scene, and the two were unfortunately trapped in a burning incinerator.In a memory scene, we see a woman named Helen from Washington, D.C., asking a new member of Congress whether the United States will take revenge on Iran for allegedly detonating dirty bombs on the U.S. mainland.