Whilst facing threats on all sides, including a possible mutiny, Captain Flint hires a young sailor named John Silver, who hides his most precious possession. As the Royal Navy gets ever more powerful, Eleanor keeps order on New Providence.

Flint discovers a thief amongst his crew. Eleanor must make a difficult decision. John hides with Max, inside a brothel.

While Flint and Gates realise they need help to find the Urca d'Lima, John and Billy have to increase the crew's morale. Vane impresses Eleanor and Gates receives a promotion.

The hunt for the Urca begins. Things change for Eleanor. Bonny and Rackham are haunted by their past sins.

The Walrus crew is stranded, with an army of Spanish soldiers standing between them and the precious Urca gold. With their crimes against their brethren no longer a secret, Flint and Silver must join forces in a desperate bid for survival.

Flint acquires an unlikely ally. Vane's crew seeks a sea change. Silver makes a sacrifice.

Flint and his crew wage war against the world. Eleanor receives an offer of clemency. Vane objects to Rackham's methods. One of Nassau's most notorious returns.

Facing certain death, Silver pushes Flint to take action. Teach shows Vane a way forward. A new threat puts Eleanor and Rogers on notice. Max makes her play.

Rogers and his forces come for the pirates. Rackham and Bonny face impossible odds. Silver demands answers from Flint. Billy crowns a king.

The invasion of Nassau results in catastrophe, while Teach and Rackham look to avenge the death of Charles Vane and Eleanor gets acclimated to her new role.

Nassau is delivered. Silver makes a painful amends. Madi and Flint are separated. Rogers searches for Eleanor.

Flint urges caution on an angry Silver. Max leads Rackham and Bonny up river. Billy locates a survivor. Rogers learns the truth.

Flint makes a final push to topple England. Silver seals his fate. Rackham confronts Rogers. Nassau is changed forever.