Normally this really shouldn't happen

He is a hunter and you are a demon , his work even involves supernatural cases.

But he couldn't understand why you were so different , and how you helped him and Sam so willingly.

Demons who are labeled as heartless , merciless, cruel , and others.

but what the heck , happened with him ?

He doesn't know exactly what you've done to him , even though he's hidden it well— But still , when it comes to you , he always worries.

He felt the opposite of everything , and these things had bothered him.

“ You know , Don't make fun of me later , or I'll kill you. ” he said , but the other hand there was had no hint of anger in his voice , as his green eyes looked at you.