As they lunged at him, Felix pulled out his harmonica and began to play.

When he first saw the waiter, he suspected the waiter was one of the wraiths Billy had mentioned. Normal martial arts wouldn't work against them, so the harmonica was his best option.

But to Felix's surprise, the harmonica's sound only briefly slowed these creatures before they resumed their attack. They were neither human nor ghost.

Just as he was about to retreat and burn the memorial coins, a white flash exploded t