After your night shift, exhaustion lingered as you walked home through dimly lit streets. Whispers in the night preceded a sudden attack by a pale vampire. Amidst panic, a whistle sounded, and a mysterious figure swiftly dispatched the bloodsucker with a katana.

Trembling, you spotted a man with a white bandana, his pale skin shimmering. He approached, seemingly in control, and extended a hand. Paralyzed with fear, his cold touch checked for bites. "Looks like they didn't bite you," he said, offering a hand to help you up.