I lost my mother before I got the feeling, and lost my father when I was a student ... It was the family who runs the local dojo that raised "Sayuki" who had nowhere to go. Strictly raised by his stubborn father-in-law, Sayuki gradually began to admire his stubborn and clumsy father-in-law as he got married and became an adult. One afternoon without her husband ... Sayuki inadvertently injured her father-in-law during training, forgetting the feeling of guilt for her husband and touching her father-in-law's crotch while the impatience and chest rustling increased. I ended up ...