 Janice and Frank Schratt, Cory's friend and assistant, suspect that Donovan's consciousness is using telepathic mind control to overpower Cory's free will.In the meantime, news photographer Yocum discovers that Cory has illegally stolen Donovan's brain and demands money to keep the secret.Donovan's brain grows increasingly powerful, using Cory to collect a financial fortune and taking control of Yocum's mind and forcing him into a fatal car crash.