Liv has intimate visions of Ravi after she consumes the brain of someone from his past on iZombie. "Looking for Mr. Goodbrain, Part 1" is the 12th episode of the show's third season.
From Shawna's ramblings it seems you had an intimate relationship with a human, and she did not turn into a zombie. So, either you discovered a revolutionary form of prophylaxis, or you're human.
"According to a source in the medical examiner's office, who saw bodies from the party first hand..." Ravi? It's obviously you. Why would you be a source in this absurd story? This is exactly what got you fired from the CDC.