Tom Hardy, an ex-Army Ranger turned DEA agent, is drawn into an ever-widening mystery surrounding the disappearance of the feared and often hated Sgt. Nathan West, as well as several of his elite Special Forces trainees on what appears, at first, to have been a routine training exercise during a hurricane in the jungles of Panama. Only two survivors are found, Dunbar, and a badly wounded Kendall, the son of a high-profile Joint Chiefs of Staff official. Neither is willing to cooperate with Capt. Julia Osborne's investigation. So base commander Col.