At the bottom of the sea are countless treasures from ancient civilizations. It's up to Professor Isobel Roche to comb the Mediterranean for these relics so they can be preserved and studied. When she finds someone robbing the sea of valuables, she forces him onto the shore to give up his haul. But could Duke Alessandro, the would-be treasure hunter turn out to be the greatest thing to happen to Isobel’s career and her love life?