When Tristan finds his mother's old camera, a reluctant Martin warns his son about the dangers of revisiting the past. Deciding to edit the footage anyway, Tristan uncovers buried secrets and reopens wounds that they both tried to forget.

While Martin tries to contend with the memories of his wife's drowning, Tristan turns to Yolande and Lucy is forgotten. Gavin comes up with an unexpected plan to help Rebecca.

As Martin tackles over-fishing in the bay, Tristan gets himself into serious trouble. Matters go from bad to worse when Martin finally shares the secret of Julia's death with Tristan.