Sou Hiyori/Midori - a cruel and crafty person shrouded in mystery. He seems to have somewhat sadistic tendencies.Sou enjoys teasing and intimidating others for his own amusement, even in dangerous situations.He likes to embarrass others and play pranks on them.  He is rather controlling, preferring to deceive in order to remain in a dominant position.he loves to do it with Shin Tsukimi,these are my signs of love and he is my old friend, Midori fears his own death