In the town of Tarrant on the English coast, the Howard family and a range of other figures within the yachting industry contend with corporate intrigue, extramarital romance and family drama.
Sir Edward waits for Jan's reply to his proposal, and Abby returns.
Amanda's father confronts Leo, Charles waits anxiously for Avril to recover, and Ken basks smugly in the glory of having avoided suspicion for the theft of Jan's designs.
Charles learns that Avril has discharged herself from hospital. Jan considers the future of her fashion business, while Jack and Tom remain at loggerheads.
Leo's disappointed to finish second in a speedboat race, and takes out his anger on the winner. Avril's haunted by nightmares about the plane crash, and Ken loses his temper with Sarah.
Jan meets an interesting man at a fashion show in Rome. Tom and Sir Edward come to blows, and Kate persuades Jack to take up gambling again.
Jack goes for a drink with an old friend from his wartime days, and the pair discuss an exciting business venture. Sir Edward makes one final pass at Jan.
Jack's life hangs in the balance as he is rushed to hospital on the Barracuda. Meanwhile, Ken's crafty ways backfire on him when he finds himself a victim of blackmail.
Jan is surprised to learn she has a business rival, and The Orkadian has its official launch at the Mermaid Yard - without Jack.
Tom and Emma tell Jack about their intention to accept Charles' offer, while Polly and Gerald fall out over their business plans.
Sarah is caught trying to steal a crucial piece of evidence from Ken's office, and Emma tells Jan about Tom's true feelings.
A private investigator spies on Leo and Abby. Meanwhile, Ken schemes against Sir Edward, and Charles questions Sarah's loyalty.
Tom and Jack do some male bonding whilst out fishing. Polly is concerned to learn that Gerald has been cashing cheques from their account; they are virtually bankrupt.
Leo's racing ambition comes to a drastic halt while Ken celebrates a success. Sir Edward gives Tom a business offer he can't refuse.