The 24 Australian competitors arrive in Samoa prepared to outwit, outplay and outlast in order to win half a million dollars and the title of sole survivor.
Tribes face an immunity challenge to avoid tribal council, where a second contestant will be voted off the island.
Tribes push their limits for a tarp and cushions in a physical reward challenge. To avoid heading to tribal council, tribes compete on a puzzle for immunity.
One tribe struggles to make fire and morale is low. To lift their spirits and avoid tribal council, they must win the immunity challenge.
The three tribes head to the immunity challenge facing elimination at tribal council, with not everyone happy with the outcome.