When her only daughter Yurina was young, Mio's husband died and she raised Yurina on her own. When that girl got older, she got a boyfriend. My daughter's boyfriend was a very friendly young man who was the second generation owner of a liquor store. Mio was very happy that the young man was her daughter's boyfriend. However... there was a hidden side to the young man... Yes...he was unbelievably unlucky...and possessed of a strong and strong personality. One day, Mio was shown off to a young man with his erect penis. ``I can't believe I'm so attracted to my daughter's boyfriend...'' Mio was trying her best to stay rational. But...instinct destroys reason... What decision did Mio make when she couldn't take it anymore?