Captain Lee, Kate, Eddie, and Amy are joined by five new crewmembers as they prepare the luxury yacht, Eros, for a new charter season in Abaco, Bahamas. New personalities bring new challenges as the crew welcomes their first charter guests, a hard-partying hotel owner and his friends. With inclement weather ahead, the crew must keep an on-boat 'foam party' planned for the charter guests from turning into a wash.
Rocky and Emile are disciplined for their dangerous stunt. Connie gets some terrible news that leaves her future on the boat in jeopardy. Kate soon realizes that there might be too many cooks in the kitchen after her and Chef Leon disagree over the charter guests' final dinner.
Charter guest Dean forces Kate to elevate her towel-art game; Kate questions chef Leon's credentials after he is unable to prepare a traditional meal; Don decides to join Rocky for a quick swim, putting his future onboard the yacht in jeopardy.
Emile is miffed when Rocky spells out the status of their relationship in a public way. The charter guests, a preppy brother and sister, request an elaborate multi-course tasting menu, but Leon's failure to order provisions in time puts the meal, and the crew's tip, in jeopardy. Dane's professional and personal issues cause his crewmates to become very alarmed. A freak storm creates chaos for the crew and the guests, but the storm brewing between Kate and Leon could be the real disaster.
The crew enjoys a day off with an island hideaway, but Dane's drunken behavior leads to a confrontation with Eddie that puts Dane's future on the boat in jeopardy. When the charter guests, founders of a multi-million dollar apparel company, challenge Leon on his meal choices, he has to make a quick fix for the sake of the crew's tip. After witnessing Kate's failed attempts to smooth things out with Leon, Captain Lee issues the crew a stern warning.
The stews are excited to welcome aboard a family of gorgeous charter guests, to celebrate their dad's 50th birthday. Leon commits a big faux pas by ignoring a guest's request to refrain from serving rabbit for dinner. Connie's deckhand skills impress Eddie and Captain Lee, but Emile is feeling underappreciated. Eddie begins to question his closeness with Rocky, but there's more at risk than personal relationships when a fire breaks out in the galley putting the whole boat in danger.
Captain Lee grills the crew as he tries to find out the cause of the galley fire and the inquiry leads to a contentious dismissal. In a fit of rebellion against Lee's decision, Rocky takes a dramatic, unauthorized dive off the boat leaving her crew-mates shorthanded and angry. With Captain Lee at his wit's end due to the ongoing chaos on the boat, his crew have to band together to create a special 50th birthday celebration for their charter guest, but an angry blow-up between Kate and Rocky could spoil the party. Meanwhile, A familiar face stirs things up when he joins the boat.
The final dinner of the charter season is put in jeopardy after Ben suffers an injury and is forced to rely on Rocky for help; the captain talks to Connie about her yachting future; Eddie and Rocky confront each other at a celebratory bonfire.