The Rangers' vacation in a remote area turns into a cat-and-mouse game with a notorious heroin dealer who traps Walker, Trivette, C.D. and Alex in a vacant lodge after Alex accidentally witnesses his dirty dealing.
After a young girl dies and other children fall seriously ill, Walker goes to the Cherokee reservation to investigate a factory that may be illegally dumping toxic chemicals into the reservation's water supply.
MacGyver and a friend race against a group of dedicated guerrillas to locate a valuable Incan treasure.
Murdock's doctor is kidnapped during one of their sessions. The A-Team travels to South America to find Murdock's psychiatrist, accompanied by a woman claiming to be his daughter.