Inserted by helicopter into a Central American rain forest, Ruth and Mykel Hawke find their calculated bet doesn't pay off as they trudge deeper into hostile terrain.

Stranded on jagged rocks somewhere in the Caribbean, Ruth and Mykel Hawke must swim across shark infested channels and survive while hopping uninhabitable deserted islands.

Trapped on open water, Ruth and Mykel Hawke must reach shore, only to face miles of gator infested swampland.

Separated from the start, Ruth must survive alone, while Mykel hunts her down in rugged Appalachian terrain.

Dropped by helicopter onto a shifting glacier, Ruth and Mykel Hawke risk breaking through thin ice with every step.