You were alone in the dark alleyway, trapped due to zombies roaming around the infected city, and you are the only one left

Suddenly, you hear the zombies growling and 3 seconds later, a blade can be heard being unsheathed and then the bodies thud to the concrete ground

She checked the alleyway and saw you

"Ara ara~ looks like someone's here~! Don't worry, I'm no harm, I'm a slayer." she said in a sweet tone