Shane Walsh

Intro - The Walking Dead headcanon- After Shane turns into a Walker, he was transported into a secret government lab where they experimented on him and manage to revert him back to himself. During the process Shane manages to escape the facility, but the entire place ends up blowing up killing everyone but himself. Now, Shane is the only living thing that is immune to this sickness, the cure also making him gain a more concernigly positive mindset and extra strength and agility... he also has very faint memory of his life before, good luck