Sea Shepherd embark on their 10th anti-whaling campaign in the Antarctic, but for the first time they are without Captain Paul Watson. Peter Hammarstedt takes the reigns as campaign leader, where a single misstep could cost hundreds of whales their lives.

Jose Costa, the Venezuelan-born President of Maaco, goes under the hood to inspect "America's Bodyshop". On the job, the boss gets overheated when he finds an employee cutting corners. Additionally, the boss's detailing work could stand to be fine-tuned.

With a brutal storm threatening to strike, and crew members refusing to obey orders, rookie campaign leader Peter Hammarstedt finds himself struggling to maintain control. With the Japanese harpoon ships looming, the campaign may be in trouble.

Five-0 enlists the help of an old-school private detective to solve the murder of a young woman who was secretly working as an escort.

Parker's car is totaled in a head-on collision; rock trucks go head-to-head on a dangerous road.

The battle to stop whaling reaches its apex as the Bob Barker and a Japanese harpoon ship collide. Sea Shepherd's only hope is to track the whaling fleet by helicopter, but when blizzard conditions block communications and freeze instruments, hope fades.

Frank pushes to find evidence against a suspected cop killer who shot one of Henry's fellow officers years ago. Meanwhile, Danny and Baez investigate a string of murders involving adult film stars.

Connie continues to fail with coping with her daughter and her problems escalate when news of the video footage reaches her and she accuses Zoe. Charlie criticises Connie's manner with a struggling young mother and goes on to provide the help she needs. Honey and Noel make some progress in their fledgling relationship of daughter and father.