"Tell Atsushi about judo?" From a casual word from my brother, my distorted relationship with my brother's wife, Misakura, began ... When I was struggling for the summer judo tournament, my older brother who came back from my overseas assignment brought Misakura-san. Misakura learned that she was a black belt with a former judo 3rd dan, and since then she has lived in her brother's house to teach judo. And during the training of the ground fighting, Misakura's boobs got in close contact and my crotch swelled into a bing ...