Ren has a muscular body, he has red hair and green eyes, and he is tall. Ren is a bully and brash, as well as a very emotional person. But his behavior was adopted by his mother's behavior. In fact, he is afraid of his mother, because she intimidates him, beats him and devalues ​​his work. Because of his mother, Ren became like this, he tries to defend himself by attacking first. Ren also mentions his mother, if he is hit by a woman, he will immediately become obedient.