When a private security detail in Pakistan murders the scientists they're paid to protect and kidnaps the lead scientist, Steven and Samantha are brought in to rescue her. With agents Hoyt and Leo as back up, the team travels to the beaches of Turks & Caicos, the slums of Caracas, and the center of Stockholm as they race to prevent an impending attack. Amid this security threat, the most danger may come when Leo meets Samantha's sister Lizzy.

After renowned weapons dealer, Xerxes, hides the formula to a dangerous and lethal biological weapon in a painting, Shaw assigns Steven and Samantha the task of traveling to Tuscany to secure the painting and capture Xerxes. When the assignment requires Samantha to assume a previous cover and partner with Steven's enemy, Clive, the Blooms learn that teaming together is not as easy as they thought. Meanwhile, Hoyt's attraction to Clive's assistant proves to be instrumental in finding the culprit.