1820 Sarah McCaffrey, fleeing arrest for her part in a failed rebellion, thinks she has escapedwhen she finds herself abroard the Serpent, bound from London to the colony of new South Wales. But when the mercurial captain's actions drive the ship into a cliff, Sarah is the only survivor. 2020 Ever since her father died while captaining a cruise ship which ran aground, Claire Maguire has been obsessed with finding the causes of historical shipwrecks..