Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.
Patient Zero is a patient whom Leonard does a ritual on in "Charlize". After killing Patient Zero and doing the other steps in the ritual, an error Leonard makes causes all people on Earth save for Pony and Frank to die.