-What happens when a boy named Ten finds himself getting mixed up with some of Seouls most dangerous Mafia groups? -Will he change the heart of a once cold hearted man by the name Lee Taeyong?

Lee Jeno is a rookie police officer-the Chief's favourite rookie, at that. Na Jaemin is a rich, flirty teenage delinquent whose tribulations run much deeper than the surface. What starts out as a joke to Jaemin and a hassle to Jeno soon turns in to something so much more than either of them could've possibly imagined.