Koji, whose parents died and who lived with his older brother and wife. His older brother, Eko Sato, is dissatisfied with the night's work with her husband, Koichi. Such a lizard opens the forbidden door with an unbelievable kick. A cock that stood against Koji's ginguin pushed a switch of the desire of Satoeko. Slender body, attractive lips. Is it possible for Satoeko to finish that day as a mistake only once?