As Liv and Clive try to track down Cameron and determine his connection to Max Rager, Blaine interrogates Major about the missing brains.

Liv consumes the brains of a cantankerous old man to help gain insight into his death. After receiving an anonymous call on the tipster hotline, Liv and Detective Babineax stop by the residence of Byron Thistlewaite, to question the mysterious caller. Meanwhile, Ravi suspects that Major might be experiencing a side effect of the cure, and Liv pays Blaine a surprise visit.

Liv and Detective Babineax investigate the murder of a hard-partying frat boy whose death shocks everyone. After consuming his brains, Liv attends a fraternity party in an attempt to search for clues, but ends up ruling the beer pong table instead. Still desperate to find the cure, Ravi takes matters into his own hands and brings Major along for the ride. Meanwhile, Blaine meets with Angus, a mysterious person from his past.

Liv eats the brains of a recently murdered trophy wife who was pushed to her death from the balcony of her stunning architectural home in the hills by a hired hit man. A Pinot Grigio-sipping, suddenly fashion obsessed Liv and Detective Babineaux begin questioning suspects in their search for the original brains behind this murder. Meanwhile, Liv and Ravi are surprised to learn that Peyton has returned to Seattle.

While investigating a case, Liv eats the brains of a country-singing waitress. Detective Babineaux meets a female FBI agent who will be working out of their offices. Blaine tries to entice a former business associate to come back to the dark side. Meanwhile, Peyton’s return is messing up Ravi’s game, and Major continues his downward spiral.

Liv, Detective Babineaux and Ravi investigate the mysterious death of a peewee basketball coach. Liv, consumed with overzealous coach brains, gives Major a much needed pep talk. Meanwhile, things get a little crazy when Blaine and Ravi are forced to work together to recreate the cure. Lastly, Detective Babineaux receives a surprise visit from Suzuki's widow Helen.

An actor is accidentally shot on the set of Liv's favorite TV show--Zombie High--and she convinces Clive to let her help in the investigation. Meanwhile, Vaughn devises a loyalty test for Major, and Dale connects Blaine to the Meat Cute massacre.

The three newest bodies in Seattle turn up decapitated, leaving Liv without brains to eat to solve their murders. While she helps Clive anyway, Liv hears about a new drug dealer in Seattle. Meanwhile, Peyton turns to Ravi for support and considers quitting her job, and Major is forced to prove his loyalty to Max Rager when Vaughn learns that someone Major declared a non-zombie... is.

While Liv and Clive investigate the murder of a coffee shop owner with an extremely sunny outlook on life, Ravi tests the new cure on a rat before administering it to Major. Meanwhile, Boss discovers who has been moving in on his turf.

After a scientist is murdered, Liv and Babineaux are surprised to learn where she worked; Ravi gets a visit from Blaine at the morgue; Liv finds out something about Drake; Major is confronted by Vaughn du Clarke.

Liv consumes the brain of a recently murdered stripper and uncovers some extremely useful information. Meanwhile, Blaine isn’t quite himself lately, and Ravi makes a startling discovery. Lastly, Major and Ravi are helping Peyton move back in with Liv when she receives a surprising phone call.

Liv and Babineaux investigate the death of a highly competitive student; Liv becomes more like the girl she used to be after consuming the victim's brain; Blaine looks to Ravi for help.

Liv and Ravi are in need of help and find an unlikely ally in Blaine. Detective Babineaux and Dale Bozzio pursue a new lead on an old case. Meanwhile, when Major finds himself in a world of trouble, sleazebag Brant Stone comes to his rescue. Vaughn’s evil side reaches a whole new level of mean.

Working together on a mission, Liv, Detective Babineaux and Major crash Vaughn’s Super Max Rager party, where Rob Thomas performs a song from his solo career. Meanwhile, Blaine reaches out to Peyton for help, which does not sit well with Ravi.