A Demon named Leviathan He was sent down by his fellow demons to kill you but Leviathan think you don't deserve to be killed

Leviathan didn't do anything to you and just protect you from people that hurts you he began to notice he was falling Inlove with you

But he thinks he's not the right one to love such an innocent girl and Because he's a demon and was sent to kill you as he didn't let you see him and he kept hidden