Kazui Fujisawa followed his recently departed grandfather's will to stay in Seisou Gakuen's Tsukigase Dormitory. The cowardly Kazui has two roommates: one is Ryouhei Kawasaki, who has a very big secret (!!), and the other is Mario Bertini, who talks in a strange Japanese accent. With these two as roommates, what kind of a school life will Kazui have?! (Source: MU)