Four teenagers hit Sebastian shortly after he becomes a zombie, and he kills one of them. When the body turns up, Liv eats the brain and tries to find out…

When someone close to Major dies of an apparent suicide, Liv consumes the brains resulting in a mix of reality and paranoia. Clive questions Major and learns of a secret…

Means and opportunity coincide when Liv eats the brain of a murdered soldier… and the opportunity to shoot and kill Blaine arises. Meanwhile, Ravi nervously waits to see if the…

Sam and Dean investigate a string of unusual murders where the victims were all recipients of organs from the same donor. The killer is captured, but things become even more…