When her son's hand, which had been massaging her shoulders, touched her nipple, Chisato reflexively let out a lewd moan. The moment when the female desires she had sealed away to support her single-parent household awoke. The backlash from long-term suppression was immense, and Chisato's body was so sensitive that she climaxed just from having her nipples touched. Unable to control her desires, Chisato crossed the forbidden line with her son that night and went to work the next morning with a hickey on her chest and no bra.
