After failing an entrance exam and being abandoned by her mother, Sakura is picked up by a girl of the same age, Shiki, and begins to live with her. Shiki is followed around by her sister-in-law, Sayako, who loves her excessively. Fearing her stepfather, Sakaguchi, she cannot refuse his demands for money to go out with Sayako. Meanwhile, Sakaguchi, who runs a professional entertainment company, somehow has his eyes on Sakura. Sakura has been timid, feeling that she is not needed by anyone, but what happens?