Garfiel and Frederica continue their fight with Elsa and Meili while Subaru, Otto, and Petra are trying to take down the Guiltylowe, in the meantime, Ram and Puck are fighting Roswaal, and Emilia is facing the third trial.
Subaru stares off in horror amidst Rem's mangled corpse. Everyone in the mansion has been massacred. A resentful voice calls out to Subaru as both his mind and body violently break down among the bodies of the people he loves.
Subaru understands something about his ability 'Return by Death' that he never considered. He gets invited to another tea party with Echidna where he uncovers some important things about her.
Upon reaching at the seal, Emilia was surprised to see Pandora already waiting for her arrival. Pandora offers Emilia salvation of the forest, but the cost is breaking her promise to Mother Fortuna.
With Regulus's sudden and unexpected appearance, the safety of the seal is in question. Forutuna and Geuse fight against the oncoming threat. Meanwhile, outside the trial, Subaru and company receive a shocking revelation.
After facing off against Roswaal, Subaru heads to Roswaal's mansion along with Garfiel and Otto. Meanwhile, Ram has a long conversation with Emilia and she requests her to do a favor for her.