Brought together during the worst global disaster of the century, Karly and Clay are part of the final defense that stands between life and death. As doctors persevering in the COVID Intensive Care Unit, lives hang in the balance, including their own. But the virus isn't the only unseen adversary stalking them-an ominous presence overshadows their every move. Then Karly vanishes from the hospital, and the investigation ties Clay to her disappearance. Time is ticking by as Karly is locked in a battle for her life-a struggle to hold on to her sense of self as it's forcefully wrenched away. Will Karly and Clay prevail over the demons from their past, or will Karly be lost forever?