Tsukasa is researching The Tale of Genji at graduate school. He also started taking care of his father after his mother died three years ago.His father's younger brother and uncle, who were overseas, came back to inherit his grandfather's inheritance.The man who raped Tsukasa in middle school...A nightmare flashes back to Tsukasa's mind.The next day, when the two of them are alone at home, Tsukasa's uncle attacks her again and tells her the truth.Her mother and uncle had a physical relationship, and Tsukasa was betrayed by her mother, so he raped her.Tsukasa is heartbroken and cannot resist.From that day on, the days of continued defilement begin...