Charlie Mayeaux (Liam Neeson) is one of the most successful and accomplished undercover agents in the history of the Drug Enforcement Agency. He has completed many difficult and dangerous missions throughout his career, so it is only natural that he take on the latest case which is to take down a power mafia making its money in the drug trade. The usually unflappable Mayeaux is shaken severely after an attempt is made on his life. After the event, he suddenly finds himself unable to finish his covert mission so he decides to attend group therapy sessions that he hope will cure him and allow him to finish the job.