The time comes for one couple to flare out of Honeymoon Island, signalling the end of their relationship. Elsewhere, the couples swap partners for the day to gain some valuable insights into their marriages, resulting in a few fiery exchanges on their return.

A crate containing the couples' mobile phones washes ashore, revealing more than anyone bargained for. David drops a bombshell on Ini, causing shockwaves at Couple's Cove. And when night falls, Film Fest serves up some even bigger surprises for the honeymooners.