Trey invites Chelsea to St. Thomas in order to make amends with her, and in so doing, resolves that his romance with Laura is over. LaToya and Marie go hiking. Brandon fails one of the random drug tests to which the cast is subject as a condition of filming, and after admitting that he used cocaine one night in a bathroom with a woman, he is forced to leave the island. The cast celebrates his last night on the island, during which Chelsea meets Laura and the rest of the cast.