Yunho is a reserved kid, trying his best to get by in life. But one day, he unexpectedly becomes trapped in rival mafias, Wonderland and Matz, ongoing fued after accidentally finding himself on marked territory. His once quiet life is turned upside down and he is forever changed when he steps out of his shell to seek out the Captian, Wonderland's leader, in order to take down Seonghwa and the rest of Matz. Outlaw is the story of a man who's life is flipped upside down after being accidentally shoved into the wrong territory. Who will win the war?