[Machine Translation] More than 2 million copies sold! A young lady and an assassin begin a love affair. As they spend time alone together and get to know Shinpei better, a special feeling begins to grow in Satoko's heart... "I want to know more about you," says Kotaro, who notices this change in Satoko, both as a follower and as a man, Kotaro, realizing this change in Satoko, tries to separate her from Shinpei, forcing him to...! The story will progress rapidly as the feelings of each of them change drastically!