Twenty castaways are left to fend for themselves among Samoa's white sand beaches, lush green valleys and towering waterfalls.
Immunity is up for grabs and already one member down, Foa Foa needs it desperately. However, they are hit with an unexpected situation and the tension grows in the tribe.
During a live reunion show the Survivors get together for the first time since being in Samoa to discuss the results of the game.