Suffering the last of Neuro's abandonment play, Yako accidentally summons a different kind of demon. Sebastian offers to become her bodyguard to help her reach Neuro's respect, by a price.

A new noble has entered the game, and Ciel and Alois might have to watch their backs. She and her butler are solving all of England's mysteries, slowly putting Ciel out of the job! Can Sebastian outdo 'master' butler detective Neuro?

When rifts are created you can be sent to the strangest places, including back in time! What will Sebastian and Neuro think of each other, will Yako be able to discern Ciel's heart? Who knows what will happen with these four crazy people together!

What happens when Ciel Phantomhive and Yako Katsuragi switch places? Ciel is forced to solve mysteries alongside the sadistic Nougami Neuro, while Yako is pampered by the butler, Sebastian Michaelis.

It was in situations like this that the emerald eyed demon found his gifted intellectual brain rendered entirely worthless.

Parrots are highly skilled at using tools and solving puzzles. Raven intelligence is evident by their mastery and manipulative powers over other creatures in their domain.