Hongbin - Kidnapped from his grandmothers side at a tender age and brought up in an underground organisation that trains assassins. In a bid to survive, Hongbin was forced to become the best.Taekwoon (codename Leo) - Freelance assassin. Was previously a homeless punk roaming on the street but subsequently joined the biggest mafia ring and trained under their master hit man. A natural who is so good at what he does, he became the best.One became weary, the other despondent.Their paths crossed.  ForewordSecond fic ^^Leobin! Assassins AU! I hope its not too cliché or naggy for your liking! This fic is not too long so do enjoy ^^Ps: This fic is completed but editing will take time. One chapter a day (or two) guaranteed ^^