Description: Mao, the mother of the cute, erotic high schooler Yui, and aunt of the slutty looking high schooler Shiori, is putting her best towards her job as an insurance salesperson. However, something has been weighing on her mind recently... She is extremely worried about her brother Yoshihiro, a manager at a convenience store, whom she dotes on. One day, she finally decides to visit him at work, where she sees him and the two high schoolers locking up shop and getting ready to go home. Although her gaze was stern, she wasn't worried about the high school girls at all- in fact, her mind was only on yoshihiro.