K�ki and Yuki's only son, who first appears as a child in episode three and becomes the male lead in episode four. Some time between episodes three and four, Rin saved his life in a car accident, and he states that he felt watched over and protected by her ever since. Their formal introduction happens in episode four, when Tamotsu brings him to As�gi Consulting due to his involvement in the Ruon case. He appears again in episode five, now the CEO of Maeno Holding Group company, with a teenage daughter named Mishio. From Wikipedia.