Special agents face deadly, uncharted waters in this tense romantic thriller from New York Times bestselling author Heather Graham. Special Agent Chloe McMurray has been asked to do many things in the name of her job. Going undercover on a cruise ship leaving from her home port of Miami, however, is a new one. Not only that, but she's tasked with posing as the wife of her federal counterpart, Special Agent Wesley Law. Their investigation? A string of murders and suicides across three states that seem unrelated, until they uncover a deadly technological connection. Every victim was an expert in technology and had some connection to Milestones, a megacorporation with ties to many industries.including the cruise industry. Chloe and Wesley must successfully go undercover as tech employees on the ship hosting the ten-year anniversary of the Milestones cruise company.

A tough ask when the two have never met before. They'll infiltrate the technology events, investigate their fellow passengers and try to uncover what's really going on. However, danger is never far behind. Their killer can use tech to do the job without lifting a finger, and at sea, there's no escape if their covers are blown.