It's a drama! Yui decides to live with her new father after her mother remarries. Then there is a super type brother-in-law. Days to indulge in masturbation thinking of my brother-in-law. One day, my brother-in-law gets raped. Yui-chan feels like she hates it. One day, Yui witnesses the sex between her mother-in-law and her brother-in-law ...
