One afternoon, a young woman gets across by bicycle in front of a man pulling a two-wheeled cart. The man named Kosuke avoids a bustle of the city and is living in a mountain lodge. He used to play an active role as a playwright, but lives a quiet life to escape from the past. A bicycle-girl is called Shiori. She has worked at a café as if nothing had happened, though she is manipulative with the café owner to her young and attractive body and even wears his estranged wife’s clothes. Shiori, with a lot of vital energy and sexual desire, physically involves with people around Kosuke one after another. Consequently, Kosuke who was not very fond of Shiori because of her strange behavior at first is eventually forced to be caught up in a spiral of desire….