After his parents divorced, Kenji lived with his father and younger brother. His father remarried a woman named Mako who was one of his subordinates, but when he was sent on a business trip overseas, Kenji and his younger brother began living together. Attracted by Mako's voluptuous and captivating large breasts, Kenji involuntarily gets an erection while bathing with Mako. Mako, who is also sexually frustrated without her husband, responds to her stepson's strong sexual desire. Then, when Kenji witnesses his younger brother feasting on Mako's breasts, his desire finally lets go... #Team Leader P