A flight crashes on an uninhabited island. Former soldier Finn Carter fights giant snakes, seizes a Battle Axe, rescues Sophia Sterling, Mia Lane. He transforms a Waterfall Cave into a stronghold. Threats: giant predatory beasts, Captain Hale's gang, indigenous people with poisoned arrows. Finn gathers comrades Lila Reed, Luna Lowe, fights enemies outnumbered. Wild wheat on the mountain peak is in indigenous forbidden territory.