During an airline strike in Mexico, a group of stranded passengers decide to take a ship voyage back home to the United States. Unbeknownst to them however, are two more passengers aboard that ship--more specifically, man-eating bears!

Hunted by the very country he served, ace sniper Brandon Beckett goes AWOL, only to learn that his last remaining allies have been decimated by mercenaries. With fellow soldiers imprisoned and scheduled for public execution, Brandon reunites with his legendary father and a handful of rebels for a seemingly impossible rescue mission.

At Pittsburgh's Trauma Medical Center, Dr. Michael "Robby" Robinavitch (Noah Wyle) oversees a motley crew of med students, interns, and residents in the understaffed and overcrowded emergency department, affectionately referred to as "The Pitt."