One day, a large group including Akechi, Ryuji, Ann, and others gathered in Ren's attic room, having a good time... There was an unspoken rule among the girls that they must never be left alone with Ren... Because... this attic room of Leblanc is Ren's territory. If you're left alone with him... there's no escape... For that reason, the girls would always handle him casually and slip away to avoid ever being alone with Ren... But while you went to the bathroom, Ryuji, who should have been the only one left, went home...