At a boutique health-and-wellness resort that promises healing and transformation, nine stressed city dwellers try to get on a path to a better way of living. Watching over them during this 10-day retreat is the resort's director, Masha, a woman on a mission to reinvigorate their tired minds and bodies. However, these nine "perfect" strangers have no idea what is about to hit them.

Covert CIA agent Martian is ordered to abandon his undercover life and return to London Station. When the love he left behind unexpectedly reappears, their romance reignites, pitting his career, his real identity and his mission against his heart while hurling them both into a deadly game of international intrigue and espionage.