Dr. Evelyn Sims, a brilliant marine biologist, is being watched. Her husband's mysterious death at sea-with the only survivor of the Greenback telling a shocking, unbelievable tale-has thrown her personal life into chaos. Her scientific views are being scrutinized. Her husband's office and their home are investigated. Called in by the FBI to help solve the mystery, Evelyn is thrust into her toughest research project ever.and forced into a maze of deception and betrayal.
Micah Gregson, the Coast Guard captain who rescued the Greenback, is determined to find out why a special unit at the FBI-the one assigned to cryptozoological cases-is involved.
Together Evelyn and Micah will uncover a plot more deadly than anything the ocean could ever produce. One that will either save Evelyn's life and redeem her career, or destroy everything she-and myriad others-stand for.