Liv and Clive discover the murder they are investigating was the work of a serial killer. Meanwhile, Major enters dangerous territory.
Love is in the air after Liv eats the brains of a hopeless romantic, and she can’t stop herself from meddling in Clive’s relationship. Major and Liv continue to try to work through their differences. Meanwhile, Blaine is approached with an interesting offer.
It’s a real-life game of 'Clue' for Liv after she eats the brains of a despicable dowager and must determine which one of her disgruntled servants killed her. Clive and Bozzio are struggling to maintain a healthy relationship. Meanwhile, circumstances place Major and Liv in opposition to one another.
While investigating the murder of a Seattle Seahawk superfan, Liv has a surprising vision. Meanwhile, Major is assigned the task of mentoring young, homeless zombies, and Ravi is still carrying a torch for Peyton. Lastly, Blaine is dealing with a threat looming from his past.