The crew reels and bands together in the wake of a serious event, Capt. Jason handles not one but two difficult matters between crew members; when a person on the deck team is forced to leave the boat, the hierarchy on the exterior gets a shakeup.

Tensions boil over when a crew member stirs chaos among the team; their behavior tests loyalties and patience.

A relationship onboard explores new depths while another one finally breaches the surface; chaos ensues when charter guests become entangled in each other's dietary preferences; single charter guests give the deckhands a run for their money.

The guests get upset with Aesha when their bucket list Great Barrier Reef diving excursion gets denied; a familiar character returns to coach the deck team through a strip show for the guests.

Magda oversteps her boundaries with Aesha; Captain Jason's colleague charters Motor Yacht Thalassa for a bachelor party; Ryan resists the guests' food requests and must face the consequences with Captain Jason.

Several crew members don’t take Captain Jason’s demands seriously and find out he means business.

Capt. Jason embarks across the dazzling waters of the Seychelles with almost an entirely new crew on the larger-than-life motor yacht Katina. The enormity of the boat puts new Chief Stew Lara and her interior team to the test. Chef Tzarina and Lara are reunited after a previous working relationship and tensions quickly surface as their clashing styles ignite old frustrations. Tzarina faces an infestation of weevils in the galley while she tries to find her stride with her new sous chef, Anthony.

The aftermath of an intense evening results in a drastic crew dynamic shift; Tzarina and Lara disagree over plating, causing them to clash.

Tensions arise behind the curtain of Circus Night; in the galley, a disagreement over breakfast spirals into a heated argument, forcing Capt. Jason to get involved.

Magda surprises the guests by putting on a show. Aesha learns that being a barista isn't easy. Ryan struggles to accommodate the guests' demands. An extra tip leaves Brittini in tears.

Chef Tzarina struggles to rebound after a dinner gone wrong; a stew tries to convince Aesha to switch shifts, and the crew pulls off a touching memorial celebration for the guests.

The crew deals with a medical emergency onboard; Capt. Jason faces a tough decision when a crew member gets caught drinking on the job; a deckhand wants to take his relationship to the next level.

The crew erupts in an argument when a deckhand meddles in the stew's drama; a date goes awry when chef Tzarina reveals her true feelings.

Capt. Jason gets involved when chef Tzarina refuses to fulfill a guest request; Luka feels like a stew might be interested in him; the final night of the charter season leads to arguing, crying and relationships in shambles.

The crew gets in hot water with Captain Jason; Magda struggles in the laundry; a pirate-themed party challenges Culver to earn his title of "Entertainment Officer," but when guests ask him to jump in the hot tub, Tumi is shocked by what she sees.

Aesha gives Magda a second chance at service; safety issues come to a head between Captain Jason and Jamie, but when Jamie doesn't agree with the captain's orders, he tries to get the deck team on his side.

The crew hosts a prom night for the charter guests after their adventure to the Great Barrier Reef.

The crew enjoys a day off on an Australian crocodile safari; captain Jason finds shocking unfinished business left on the boat; Tumi comes to Aesha's defence when Ryan and Magda talk behind her back, leaving Aesha distraught.

Jason's investigation of the deck team presents him with a difficult decision; Magda finds herself in hot water when she gets caught on the phone again; charter guests request a holiday party that calls for Culver and Aesha to dress up.

With Thalassa in turmoil, Captain Jason tries to find his footing with his new team.

The deck team gets a surprising new leader, which causes resentment to grow within the department; the interior struggles being one stew down; the chef and the chief stew get a blast from the past.

The deck team tries to recover after a mishap with the captain; a new stew joins the crew and instantly makes waves; the chef turns one of the guests into a work of art.

A deckhand is forced to own up to their mistake. Jason pushes Lara out of her managerial comfort zone. Tzarina struggles to find resolve with Lara. Alesia gets frustrated with Tzarina. The crew goes out and a new love connection is formed while a friendship starts to fall apart.

The new crew finally finds its footing; Culver gets too close to a charter guest on a night out.

Captain Jason Chambers introduces a world of underwater adventure to charter guests along the world-famous Great Barrier Reef in Australia; while first-time bosun Jamie faces some initial challenges, new chief stew Aesha clashes with an ornery chef.