Cherry boy Takeshi has recently started developing an interest in girls. Before finding a girlfriend, he decides to boost his confidence and steps into a soapland for the first time in his life. Nervous and trembling with excitement, Takeshi is stunned to find his own mother waiting for him, dressed in a flashy gown. Shocked by this unexpected turn of events, he is forced to confront the reality of their mother-son relationship. However, as time passes and he learns the reasons behind his mother's work at the soapland, Takeshi begins to reconsider their bond—and ultimately resolves to lose his virginity to her.