S1, E6: With many pairs already eliminated, the winning briefcase is more within reach than ever for the remaining contestants. Alliances solidify and rivalries become stronger in the Caribbean paradise. A Room Service challenge sees the pairs attempt to pack as lightly as possible before their Day Trip challenge, which has them taking aim at their most bitter rivals in a ruthless game at the island’s rum distillery. At the Night Cap, an offer of help backfires dramatically.