The hunt for Groff heats up in Morocco. In a deadly race to claim the crown, loyalties are tested — and a moment of treachery changes everything.

An emotional homecoming is easier for some than others. Big John searches for the diary. Ward's plans for a prized possession don't sit well with Rafe.

Big John and John B pick up where they left off — for better or worse. Cleo and Pope form a new club. Rafe reconnects with Ward.

Secrets threaten to drive a wedge between John B and his friends. Sarah revisits a past life. Pope reaches a breaking point.

As her friends mount a rescue attempt, Kiara agrees to an uneasy truce with Rafe. A familiar sound grabs John B's attention.

After a hurricane, John B, JJ, Pope and Kiara plunge headlong into danger and adventure when they find a mysterious sunken wreck.

Convinced that the clue found onboard the boat connects to his missing father, John B leads his friends on an increasingly frantic search for answers.

The sheriff grills the Pogues about their dealings with Wes Genrette. JJ and Kiara have another close call. Pope gets wind of a mysterious artifact.

As the gang hatches an illicit scheme to get to the bottom of the deep-sea mystery, John B confronts Sarah while Pope jumps at the chance for revenge.

Reeling from Ward's actions, Sarah finds her loyalties to John B and the Pogues put to the test. At the annual bonfire, jealousies and tempers flare.

An unexpected rescuer takes the Pogues from a remote island to Barbados, where they encounter a powerful treasure hunter with his own agenda.

Flush with success, the Pogues have big plans to invest in their future. But when their fortunes take a turn, will a bold gamble pay off?

As a confrontation on Goat Island turns perilous, Sarah confirms a suspicion while searching for JJ, Pope's future falters, and Topper taunts John B.

While JJ heads out on a grim mission with Groff, Sarah reveals her big news, Pope faces a moment of truth, and Rafe helps the sheriff connect the dots.

With time running out, John B and Sarah strike an uneasy bargain, while Kiara, JJ and Pope search for evidence that could implicate Ward and Rafe.

With Singh on the move, John B and JJ scramble to catch him. Pope makes a breakthrough. Sarah questions where her loyalties lie.

Rafe lays his cards on the table and Sarah calls in two favors. JJ's unorthodox plan to get to South America lands John B in hot water.

A strange tale of a family curse makes the Pogues think twice about accepting a lucrative offer to search for an amulet linked to Blackbeard.

John B tries to evade capture as he zeroes in on the gold, but a promise to Sarah could derail his plans. Back home, his friends face life without him.

A desperate scramble for help lands John B and Sarah in questionable surroundings. Pope receives a mysterious summons to an out-of-town meeting.

Sarah convinces an old friend to help with a high-risk, high-reward mission. Looking to access a museum collection, John B and his dad get creative.

Tensions rise along with the waves when the Pogues and the Kooks hit the beach for the year's best swell. As Pope digs for info, Cleo faces down danger.

John B believes he's made a breakthrough in the hunt for the gold, but his desire to include Sarah in the quest causes friction among the friends.

JJ's reckless behavior ramps up when the friends try to score some quick cash. Meanwhile, John B grows closer to Sarah — and makes her dad suspicious.

With his options dwindling and enemies closing in, John B looks for an exit plan. Sarah feels pressured to pick a side. Pope lets his emotions out.