What happens when a timer-programmable vibrator is fixed to a girl's private area and continuous vibrations are delivered, gradually increasing the duration from one to two minutes at intervals? The initial stimulation feels insufficient, but as the vibration time lengthens, it slowly transforms into an intense, overwhelming threat. Five minutes, six minutes, ten minutes... What kind of mental state does the girl enter as she's pushed to her limits? This video captures the journey of Yurina, a sweet and innocent short-haired girl, as she descends into her breaking point!