Polly and Gerald's relationship is suffering as her spending gets out of control. Is Charles trying to sabotage the Mermaid? With financial ruin on the horizon, Jack earns a much-needed commission and Leo's boat refurbishment business is a success.

Impressionable Leo makes a spontaneous decision after meeting Amanda's parents and decides it's time to move their relationship to the next level. Jack's frustration at Jan's interest in the Mermaid begins to show.

After the success of the Barracuda, a celebration is in order and it's officially launched by Relton. Charles has a new business partner, but he is left reeling after he learns his new investor is in fact his father.