In the remote confines of a top-secret facility run by the sinister Rootwell Corporation, a series of genetic experiments spin wildly out of control. As monstrous creations break free and terrorize the staff, the facility's doors are sealed shut, trapping everyone inside with no hope of rescue. Amidst the chaos and growing terror, biomedical engineer Kari Spencer and her colleagues must navigate the darkness and uncover the facility's darkest secrets if they hope to survive. In a place where every shadow hides a deadly threat, will they unravel the truth before it's too late?