Disney Twisted Wonderland: The Comic - Episode of Scarabia

From Viz:
Yu is now enrolled at the arcane academy Night Raven College. It’s winter break, and while most others have traveled home, Yu discovers that Grim and another mysterious student are still at school. As they wander the solitary halls, they find that the supposedly empty school is far from desolate! They are not alone.

Official Japanese:
Manga Up, Piccoma

Official English