Takeo, who went to his friend Shinji's house to play, was mesmerized by the buttocks of Shinji's mother Risa. Since then, Takeo has been obsessed with Risa, and later visits Shinji's house again, forcibly hugging Risa and french kissing her. Risa resists, but she is helpless and is brought to orgasm by Takeo's intense caresses. Thinking that Risa is feeling his technique, Takeo gets even more carried away...