In order to attend a local reunion, my wife, Yuri, has gone home. Toru, who was alone at home for the first time in a while, was trying to enjoy his freedom, but his wife's older sister, Hitomi, came to the house without warning. Hitomi, who was consulted by her girlfriend Yuri about her troubles, was actually planning to clear her own libido while saying that she would give her a shout out to her Toru. Hitomi's bold behavior makes Toru unaware of her true intentions, but...
