iZombie S02E17 - Reflections of the Way Liv Used to Be
Summary:
A college student turns up dead, and Liv discovers that she was a hyper-active overachieve... just like Liv was before she became a zombie. Liv eats the student's brain both to help solve her murder and to take her mind off of Drake's disappearance. Meanwhile, Major and Ravi work out a plan to determine if the zombie cure causes complete memory loss... by turning Vaughn into a zombie and then trying the cure on him.