The bite of a vampire can infect their victims. Infected vicitms have an insatiable desire for the taste of blood. Those infected are said to potentially live for a thousand years or more.

A victim can be identified by their cold gray eyes, long fangs, and bite marks on their neck.

“There is no cure for a Vampire's bite.” - Zalic - Outbreak in Undercity (RPA-ADV3)

It is rumored that an outbreak of vampirism has occurred in Undercity. You are tasked with seeking out and killing the Vampire and any infected that you may encounter. The truth soon presents itself. You encounter a number of wealthy nobles who purposely are attempting to become infected. If you are not careful, you may find yourself a victim of the infection. - Outbreak in Undercity (RPA-ADV3)