After Estarossa escapes with Elizabeth, The Seven Deadly Sins and Derieri follow after him in hopes of saving their friend and putting an end to the overpowered Commandment once and for all. Meanwhile, Ban finally reunites with Meliodas in Purgatory, and the two set forth in search of an exit back to the land of the living. Their search brings them to the Demon Lord himself, and while both parties are locked in their respective battles, Meliodas and The Sins learn a startling truth that connects Estarossa with Mael the Archangel.