A comedic adventure that re-imagines Mark Twain's iconic literary characters of Huckleberry Finn and Tom Sawyer as grown men in current day. Petty criminal Huck Finn hopes to leave his criminal life behind when he is released from a stint in prison, but his lifelong friend, and corrupt cop, Tom Sawyer, has other plans. Not ready to give up on his childhood fantasies of wealth and adventure, Tom forms the "Band of Robbers," recruiting their misfit friends Joe Harper and Ben Rogers, to join them for an elaborate plan to find a fabled treasure. But the plan soon unravels, thrusting the guys on a wild journey with dangerous consequences...

Following the deadly climax of "Green Street Hooligans," several members of the West Ham firm and numerous members of Millwall end up in jail. The GSE quickly discover the brutality of life on the inside, as they are constant targets of the superior numbers and better-financed Millwall crew.