Stu's stag do in South America goes bad when Greg collapses at customs and is found to be full of cocaine. Arrested, the group are taken to an island prison run by cocaine-smuggling siblings, Selma and Branco. Things go from very bad to much worse.
Stu et al watch Clem operate on Ant, while Selma learns about a case being built against her. Greg escapes to meet Stu - they were in on this together. Stu accidentally kills Greg as Selma finds the others, demanding to know Greg's whereabouts.
