Deep Sea Danger by Kate Jerome
Page-turning, fact-based fiction for independent readers, inspired by real-life OceanX explorers and discoveries. Has bad luck turned into the opportunity of a lifetime? Accidental stowaway Marena Montoya is thrilled to learn she can join her brother Lucas on a search for long-lost sunken treasure. But then disaster strikes! Lucas is stuck deep underwater in a disabled sub. Can Marena use her OceanX training to save the day?