Deep in 'The Fork,' Russell rappels a 700-foot cliff to follow a heat signature. Mireya and Biko track signs outside their base camp. Bryce hears new information about strange vocalizations and discovers that someone has visited his command center.
In the heart of 'The Fork,' after strange sounds echo in the canyon, Mireya and Biko navigate rapids while tracking a possible hunting party. Bryce gains knowledge from fresh prints, and Russell creates a trap for Bigfoot.
In Washington's backcountry, Mireya and Biko take cues from the land after finding a series of tree structures that lead them to a water source. Bryce gains insight into the mysterious print found at his cabin, and Russell's bushcraft tripwire pays off.