Gregg Hein's descent from 14,000 foot Mt Goddard becomes a struggle to survive when a boulder breaks his leg. For six days, he survives in terrible pain, eating bugs and battling a festering infection in the wound of his fracture. Next, SOS visits the Amazon Rainforest to profile a story about Crystal and Dave, both 23-year-old college students from the U.S., who take a simple 3-hour hike deep into virgin forest and get horribly lost.