A married woman suffering from sexual frustration had been indulging in masturbation while harboring perverse desires. Recently, she started going out without underwear, hiding a vibrator beneath her clothes. Though she appeared beautiful at first glance, her eyes constantly held a lewd glint. She began exposing her breasts and making people lick the vibrator on her in public, or forcing them to perform oral sex on her in cars—engaging in increasingly bold acts. As a result, her sexual desire continued to escalate. During a taped session at a hotel involving tight bondage, she was captured on camera having sex while bound, her face twisted with vulgar expressions as she climaxed repeatedly. Her frenzied behavior vividly revealed the intensity of her mounting lust.