The Walrus crew is stranded with an army of Spanish soldiers standing between them and their precious Urca gold. And with their crimes against their brethren no longer a secret, Flint and Silver must join forces in a desperate bid for survival. Meanwhile, Eleanor Guthrie struggles to maintain her grip on Nassau, as a new breed of pirate arrives in the form of Ned Low, a man for whom violence isn't just a tool, it's a pastime.