Confirmation of extraterrestrial life appears on television screens across the world as a massive spacecraft breaks through the atmosphere on a crash course into the Atlantic Ocean. A young paramedic, Greg Baker, signs up to fight for his planet against the invaders. Baker joins Special Forces members as the squad medic as they escort a classified package by chopper over enemy territory. When their chopper is shot down they find themselves surrounded and outnumbered. Desperate to return to his w...