A group of five English university students led by brilliant and brassy Sam were operating a successful credit card scam. But when they try to attack a wrong man's briefcase, they get to face with a dangerous sadistic ganster. The five must gain the help of Frankie, who works for a credit card company then go to try and rack up two million pounds to pay off their debt but serial unlucky mistakes take their short time away. To make up for the money they still need, they plan a diamond heist.