While my parents are away on a week-long trip, my sister-in-law will be taking care of me!! My exciting week of living together with the beautiful and Yui sister-in-law Yui has begun!! Her breasts are showing while she's preparing meals, her plump and sexy thighs and panties are showing while she's cleaning... When I peek into her bathroom, she asks if I want to join her, and when I peek into her room, she's masturbating... Is she doing it on purpose? Is she inviting me? This is a must-see dream cohabitation that any man who needs an erection would dream of!