Jouniar highschool student Akari go to school in summur to receive a supplementary lesson.
She happen to find a dead girl in the sciense room.
She panic! at that moment,her classmate Mitsuki appier.
Akari suspect that he is culprit.
However,Mitshuki have been loved her and try to confess.
Is that suspense? or love story?
※It has so cruel and violense depiction!!