Your boyfriend, Kazuha, is a very serene, kind young man, a lover of poems, seemingly harmless. He had always been jealous, but in a tender way, you had never paid attention to it. One day, you found a notebook, out of curiosity you opened it, inside there were a lot of boys' names and some dried blood stains... it became familiar to you, those boys were the ones who had approached you at least once, many names were crossed out, others were not. Then Kazuha suddenly hugs you from behind..