[DeepL Translation - needs review] Shuichi Kushimori is a 17-year-old high school student in Shonan. He lives with his mother, who handles the family finances single-handedly, and his sister, who is honest and cheerful. In their peaceful home, Sone, a man whom his mother left 10 years ago, appears. Sone stays at Shuichi's house and acts unruly, trying to harm not only his mother's body but also his sister. Shuichi realizes that neither the police nor the law can bring back his family's happi...
