Emerald Witch Arc
13 listed episodes · First aired April 5, 2025

Season overview
Ciel and his loyal butler Sebastian brave a cursed forest in Germany to uncover the truth behind eerie deaths.
Episodes
Sebastian and Ciel begin investigating a series of suspicious deaths in Germany at the Queen's request.
E2His Butler, Sounding the AlarmWolfram installs the group in the Castle. Ciel and Sullivan sit down to dine, only to receive shocking news.
E3His Butler, On LoanSebastian and Ciel pay a price for entering the Werewolves' Forest. Sullivan agrees to help, on one condition.
E4His Butler, ServingSebastian starts serving Sullivan as her butler. Meanwhile, Ciel seems to have become a different person.
E5His Butler, DescendingWhile Sebastian and Snake are off investigating the Emerald Castle behind Wolfram's back, a werewolf attacks.
E6His Butler, DespairingSebastian intuits that they are out of time and sternly confronts Ciel.
E7His Butler, EncouragingSullivan finally completes the Ultimate Spell.
E8His Butler, FuriousAfter learning everything there is to know about the mystery, Ciel presses Sullivan to come to a decision.
E9His Butler, Crossing PathsThe villagers madly pursue Sullivan, resulting in a fierce battle between them and the Phantomhive servants.
E10His Butler, Mopping UpCiel is saved by Diederich. But Wolfsschlucht is home to another threat beyond the werewolves and curses...
E11His Butler, Much UnknownAfter escaping death, Sebastian and the others reunite, but they're only afforded a brief moment of relief.
E12His Butler, CallingSebastian and the others manage to escape the Werewolves' Forest. Diederich tells Ciel something surprising.
E13His Butler, SubmergedThe household returns to England, where their final task is to present Sullivan to the Queen.