By Nick Tapalansky, Alex Eckman-Lawn

As seemingly random attacks, disappearances, and murders escalate in Park Falls, Derrick Peters moves forward with his investigation of Cline Pharmaceuticals' mysterious closing. Derrick's search of the abandoned facility may just cost him his life! Meanwhile, Dr. Daniel Howe seeks answers from the most recent attack: could there be more than one killer on the loose? This latest attack's survivor, Sandra Lafayette, might have the answers.