During a mission in the North Atlantic Ocean, the Royal Fleet of Great Britain was ambushed by Pirates of the Caribbean. Although the Royal Fleet fought bravely, but due to unexpected ambushes and inferiority in numbers, the Ships of the Royal Fleet were defeated and sank to the bottom of the Atlantic Ocean. However, something unexpected happened, while the other sailors drowned, Admiral Lily was sunk into the Deep Sea. Around her now is a long Forgotten World known as the Empire of