"If only I could have resisted stronger then..." Ichika (Ichika Aso) regrets having given her body to her daughter's boyfriend, Masato. When Masato came on to her, I verbally refused, but I lost myself in the pleasure. She resolved never to repeat the same mistake again, but at the same time, every time Masato came to visit her house, her body heats up. Ichika is torn between her mother's Kokoro for her daughter and her womanly instincts. As if toying with her feelings, Masato sneaks around Ichika's body when her daughter isn't looking...