Using nothing but their bare hands and basic tools, 12 strangers have 17 days to build 330m of bridge to an island, and claim a $250 000. They must build it together, but only one of them can cross.
As the ten remaining builders struggle to finish the bridge, a betrayal happens and the bridge... goes up in flames. Who was it? Why did they do it? Where was the opportunity for sabotaging the bridge?