Rio Yamashita

After a long and unsuccessful struggle to get pregnant, convinced by the discourse of an adoption association, Satoko and her husband decide to adopt a baby boy. A few years later, their parenthood is shaken by a threatening unknown girl, Hikari, who pretends to be the child's biological mother. Satoko decides to confront Hikari directly.

College student Asako falls in love at first sight with Baku after meeting at a photography exhibit. Romance sparks between the two but doesn't last long when Baku suddenly disappears from her life. Two years later, she spots a man that bears a striking resemblance to him. Even though it is only his physical similarities to Baku that attracted her to him, she doesn't say so and starts dating the soft-spoken young man called Ryohei.