Aoi Sakakura, a single woman in her thirties lived a dull life.But one day on the way home from work she fell down the stairs,and end up in a body of a young male high school student who was sick.

A romantic comedy of uncertain characters. Saginomiya Ryou, the main character, woke up as a girl one day because of the effects of an unknown sex change syndrome. Ryou, now living with this rare syndrome, m...