Yusuke, who was invited to her home for the first time, arrives earlier than the scheduled time due to tension. Then it was Chitose, her mother, who was waiting there, not her. Two people who have to wait for her to go shopping together. Yusuke is worried about Chitose's chest, which is more sexy and annoying than her daughter. And Chitose who saw such an innocent appearance could not suppress the horny desire that boiled up for the first time in a long time, and provoked with the adult's sex appeal fully open ...