"Ichika" visited her uncle's house in uniform. A beautiful girl with a delicate body and big eyes, who looks good in a uniform, awakened her masochistic tendencies by 'punishment' when she was young. I always wanted to be punished by an old man. I can't concentrate on my studies because I only masturbate. I'm a bad boy I have to be punished. Uncle. Please punish me like you used to. Masochistic training called punishment. Being beaten and tied up, Ichika wakes up to the pleasure of de M.