my wife and i live with our parents. my father had been drowning in alcohol since around the time he was laid off. however, my mother continues to devote herself to my father. my wife often said to me that it's amazing that they don't break up. but even that wife refuses to have nighttime activities with me and always goes to bed early. one day, when i couldn't sleep, i happened to witness my parents' lovemaking. my father, who finished easily inside my mother, went out drinking even though it was late at night. after that, my mother started comforting her own body without saying anything. the next day, at our empty house. when i looked up, my mother was napping. when i tried to put a blanket over her, i remembered yesterday's masturbation scene, and i, who couldn't stand it, hugged my sleeping mother and caressed her...