Ken thought he had no luck with women—until an unexpected turn of events changed everything. Satsuki Natsuya, his mother’s close friend, suddenly announces she’ll be staying over, throwing Ken into a state of nervous excitement. Though older, Satsuki exudes a mature charm that deeply intrigues him. Usually shy around women, Ken finds his heart racing in her presence. Unable to suppress his growing desire, he sneaks a peek at her bathing—only to be caught in an unforeseen and intense situation. The tension and thrill of the moment deepen the unfolding story.