A guardian in the heavens named' Michael',more known as ChanYeol makes a mistake towards the human he is assigned to guide and take care of. He is sent to the human world for a special mission and to fix the troubles he caused for him to retrieve his wings back. What if he falls in love to a human, which is against the guardian's rule book? Will he take back his wings or would he finally disappear?

Two different People, Both raised in a world of Guns and Lies. A place where only two rules exist, Kill or be Killed. Two people meant to kill each other, both struggling to survive. Someone who will do everything in order to fit in and someone who will do anything to take what's hers. But what if one day everything changes into something both of them didn't expected. What if one of them falls for the other?