What they have together is an unknown life.In school, Hori seems to be a dignified and decent social expert who deals with the crowd perfectly, but she is a straightforward and casual girl who loves to stay at home more.Miyamura, who is taciturn on the surface and always has a gloomy atmosphere, has a tenderness hidden inside, and the tattoos and ear piercings telling his true self that he has never revealed. An accidental encounter made them reveal their never-before-seen side.Will this unexpected frankness quietly sprout in each other's hearts and produce a new emotion?