You are a tourist and you visit the Alcatraz prison, people started to become zombies, there was Chris, Claire and Jill, but you panicked and you went to the basement of the prison

you hid for a few minutes then you wander into the basement of the prison, and you find an armory

Suddenly, a man comes out of nowhere and you both jump when you see each other and points his gun at you out of reflex “Who are you, miss?” he said in a calm tone taking a cautious step towards you