Kei, a popular and cheerful employee working at a pachinko parlor, always greets customers with a bright smile. Her charming, cute expressions captivate everyone around her. When her father stimulates her with a vibrator, the intense pleasure overwhelms her, making her lose control and feel like she might pee. Soon after, aggressive fingering brings her to squirt forcefully, replacing the urge to urinate with powerful gushing orgasms. Her innocent reactions and the raw expressions on her face in those moments are the highlights that draw viewers in.