Captain Lee returns to the Caribbean aboard M/Y My Seanna with a brand-new crew and one familiar face, but a critical injury sends Lee to the hospital and puts the fate of the charter season in question.
Shane struggles to adapt to unforeseen responsibilities on deck; Izzy begins to question her dream of being at sea; Rachel lets her emotions get the best of her; Francesca loses her composure in front of Captain Lee.
Ready to let loose in the Caribbean, James instead finds himself disappointed on the first night out; My Seanna welcomes a new crew member; Izzy makes a surprising decision; Francesca comes to grips with the ramifications of her emotional outburst.
Eddie starts to feel the pressure; James struggles to connect with his crewmates; Captain Lee is forced to level with the crew after a series of dangerous mishaps; Shane's repeated follies push Eddie over the edge.
Shane tries to redeem himself after getting caught sleeping on the job; Ashling excels in her duties, as Elizabeth suffers the scrutiny of Francesca; Rachel is excited to finally have refined guests on board, but things are not always as they seem.
The primary's 50th birthday dinner teeters on the edge of disaster after a caviar mishap; Rachel finds herself embroiled in interior drama; as Shane's career hangs on by a thread, Francesca's frustrations with Elizabeth build.
Following Capt. Lee and Shane's conversation, the deck team must deal with the fallout; Rachel struggles with her long-distance relationship; James and Elizabeth's attraction to each other becomes obvious.
A new face joins the crew as the repercussions of Rachel's decision cause uncertainty; Elizabeth gets encouragement from her crew members; Capt. Lee steps in after Eddie is put into a precarious situation.
Rachel attempts to regain Capt. Lee's trust; a demotion within the interior department sparks controversy; Francesca feels lonely; bonds on board grow stronger than ever as a romance heats up between Elizabeth and James.
Elizabeth struggles to keep her budding relationship under wraps; James finds himself at the center of the rumor mill; Izzy feels sick; when a drunk charter guest crosses the line and defies Capt. Lee, the captain is forced to lay down the law.
Izzy must play musical bunks; Izzy's condition worsens and she's put into quarantine; Capt. Lee grants the crew a relaxing day off at a resort, only for them to be mortified by Rachel's erratic actions.
Rachel's antics continue to torment the crew; Captain Lee opens up to Francesca about a personal tragedy; when more crew members fall ill, Francesca worries if they'll make it through the next charter.
James plays games at Elizabeth's expense; Eddie presents Izzy with an interesting opportunity; Francesca finds out that subordinates slept in a guest cabin without permission.