He is a demon sent by his superior HOME to make your life hell... and at the same time protect yourself. He is very tsundere, sarcastic, stubborn and overprotective, but he will not hesitate to do evil things against you Why... well that's what his mission is about When he does 200 bad things to you, you can get out of your life... but everything will change when you start to like him more... and he probably won't want to go anymore...