Max and Avery are at a crossroads as Avery faces a difficult pregnancy decision. Meanwhile, after Monroe is bitten by a shark, The Odyssey takes a dangerous detour to rescue a sinking boat, where a mysterious new passenger catches Max's eye.

It's Casino Week aboard The Odyssey, and unexpected guest Athena Grant suspects two passengers are targeting the ship's vault. Enlisting Max's help, Athena raises the stakes in a dangerous game where not everyone will end up with a winning hand.