Re:ZERO Season 4 Finale Recap and Ending Explained

The fourth season of Re:ZERO -Starting Life in Another World- has concluded its run, delivering a narrative focused on the protagonists' quest to restore Rem's stolen memories. The group travels to a mysterious tower guarded by Shaula, seeking the Sage Flugel to reverse the effects of Rye Batenkaitos. Accompanied by Julius, Meili, and Anastasia, who is possessed by Echidna, Subaru faces trials that strip him of his recent memories, forcing him to rebuild his understanding of Return by Death and his relationships.

Despite defeating the Gluttony brothers and completing the initial challenges, the finale introduces significant complications. A sudden attack causes the tower to shake, leading to the appearance of Rui Arneb. In the aftermath, Subaru awakens in an unknown location with Rem, who has regained consciousness but lost her memories once again. The ending leaves several mysteries unresolved, including the nature of the tower's trials, Satella's involvement, and the characters' current whereabouts.