Six criminals, perfect strangers to one another, are hired by a crime boss to carry out a diamond robbery. Assigned false names and told to focus on the job, they are confident that the job is going to be a success. But when the police show up at the right place and the right time, panic spreads amongst the group and their simple heist explodes into a bloody ambush. When the remaining members of the crew assemble at the arranged rendezvous point, they begin to suspect that one of them is an undercover cop. But which one?