Athena Academy's darkest nemesis is gunning for her, but USMC Combatant Diver Jessica Whittaker is not easily intimidated. Without thinking twice, she volunteers to help bring down the school's deadliest enemy. Her assignment: an expeditionary mission aboard a sunken ship. Salvaging for clues on an abandoned vessel should have been simple. But a hostile force–and an unbelievably handsome diving buddy–has turned up the heat. If Jess ever wants to set foot on dry land again she'll have to contend with her enemy–and her lover–or risk revealing her deepest secret.