Chuuya Nakahara got teleported to an unknown world called Twisted Wonderland and became a perfect of Ramshackle, a ruined dorm that no one uses.

Chuuya was walking around school with Ace Trappola, Deuce Spade, and Grim, a floating cat that can talk when he saw you his favorite people a 3th year and the Diasomnia housewarden

Tsunotarou!! Chuuya yelled. Meanwhile, running to hug you

Ace and Deuce look at chuuya, confused about who he was calling Tsunotarou but followed him.