Her sister is maso Tojo Natsu

Today I came to her house to play. In the living room, she and I and her older sister started drinking at home, but we went to bed in a couch. After a while, her sister suddenly took off her clothes in the opposite kitchen. The elder sister who noticed what I was watching shows the masoonanie in the naked naked figure, and it tempts saying "I wanted to meet you earlier than my sister"... And I begged you to train me...