At a small coastal community, Jack reconnects with Elyse the daughter of Rosemary, the bride Jack left at the altar. A surf lifesaving champion, Elyse believes someone tampered with a drug test, causing her to be banned from her sport just before the national championships. While Jack attempts to clear Elyse's name, Joan is shaken when she discovers the truth about Jack and Rosemary's past.

The return of a familiar figure from her travels enables Joan to piece together the truth about her husband, while an ominous threat from Jack's policing days emerges.