Genzo Sonoda, Yuma's husband, Shota's grandfather, 75 years old. An old man who seems to be a good person, but his sexual desire is abnormally strong and he is still active. I love young Lori women. Yuma, the granddaughter who will live together, is a type. Taking advantage of Yuma's chance as a grandpa, he approaches Yuma indiscriminately ...