Share 'What happens when they're all dead?'

What happens to a person, who has become so accustomed to killing zombies, when the last one is killed? When you've been encouraged to do something like that for so long, you can't really just flip the switch; nightmarish memories will surely linger and rust the mind. I think that it would take a while for the paranoia and fear to dissipate because I know that it will not leave with the last of t…