Satoshi, whose company's health check results were bad, decided to start jogging before work with his boss, the Ohshima couple. However, the wear he borrowed from Ohshima was too tight, and his sensitive nipples rubbed against it, forcing him to retire early. Knowing this, his wife Yuka found his reaction amusing and, under the guise of treatment, couldn't help but tease his nipples. Yuka, who was tickled by Satoshi's moans and groans, became obsessed with scolding him, partly due to her own frustration. And whenever the opportunity arose, she repeated the nipple teasing, playing with him...