And only the sea will remember

Captain of a pirate ship, Morgan O'Riley, always gets what she wants. She knows perfectly well that the thirst for glory, wealth, and the daring desire to seize power - is what leads to the grave. Or to the captivity of the charming Lord Bentley Kenneth, sent to sail the seas on behalf of the King of England. They both need a mysterious artifact called the Sphere, which, according to legends, can show the way to the greatest treasures or help defeat the enemy in a matter of seconds. Two opposites, two oceans, two captains agree to cooperate and unite their forces in search of the Sphere.
But can they trust each other in this cruel world of lies and violence? Especially when not only their lives are at stake, but also the fate of future generations?