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.

An island crawling with law enforcement and a looming tropical storm are just two of the obstacles facing John B as he tries to make his escape.

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.

JJ cooks up a risky plan to help out John B. Pope hunts down information about the key. Kiara and Sarah both deal with family fallout over the Pogues.

Armed with new clues, the group braves perilous roads and swampland as they race to keep part of Pope's history from falling into the wrong hands.

The Pogues deal with a slew of setbacks — a medical emergency, a nosy neighbor, parental ultimatums — as they attempt to save Pope's family legacy.

John B, Pope, JJ and Kiara brace for a showdown on board the ship, while Sarah realizes the harsh truth of her distressing family situation.

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.

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.

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

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.

With their ride to Orinoco waiting on the tarmac, Kiara and JJ run into several complications. Rafe has a change of heart.

The Pogues' search for El Dorado brings them deep into the jungle, where John B and Sarah face the ultimate test of their courage and family bonds.