Ronnie’s heart was broken when the girl he loved cheated on him. He thought he’d found happiness again with Lisa, a sweet, caring woman-until he discovered her dark secret. Lisa was infected with a deadly disease that turned her into a violent murderer every night, she had no control over her actions. Worse, the disease was spreading through the city, turning more people into dangerous predators. Now, Ronnie must decide whether to fight for the woman he loves or save himself from the chaos.