The world was ravaged in a great flood decades ago, but some of the submarines built by the mysterious Shipmasons survived.

Christo Maris is in charge when his submarine is struck. Dazed, confused, he struggles to regain control.

But he soon finds the the future and lives of the family and crew in his hands.

Set off on an undersea exploration featuring pulse pounding action, fantastic underwater worlds, and secrets better left in Davy Jones' Locker.