Karina came from overseas for training. However, due to a mix-up, she couldn't book a hotel and had to stay at her supervisor's family home. There, the supervisor's father turned out to be Kurihara, the bondage master Karina had been admiring. Unable to sleep due to emotion and excitement, she locks herself in Kurihara's bedroom and begs for rope bondage. Karina, bound by Kurihara, is in ecstasy. "Not bad at all," he says. From that day until the end of her training, Karina's days of bondage continue...
