"You," William snaps. "You, listen to me."

I look into his murky green eyes, narrowed at my presence.

"There's something different about you," he hisses. "Something that I don't like."

My muscles tense under his gaze. "I..." I stutter. "I don't know what you are talking about."

"Have you ever heard of fairies?" He asks. He seems to be studying me closely.

"Everyone has," I answer. Where was he going with this? Not many people believe in fairies anymore, and William was the last person who I expected to.

William, fast as lightning, reaches into his pocket and pulls out a knife. I take a step back, but it is too late. The knife plunges into my skin, and pain makes me fall to my knees.

An instinct makes me reach up my hand, which seems to be getting hotter by the second. Fire shoots out of it to William's hair. He screams, and desperately tries to put out the flames by smacking his hair with his hands. It only results in he getting burned.

"Monster!" He spits. "You monster! Help me! Put out the fire, you monster!"

But I only watch, amazed, as he slowly stops howling and starts to make moaning sounds. Soon he stops even that, and becomes still, his body smoking.

Shakily, I glance at my hands. Shouldn't they be burning too? But they only have a slight orange glow to them.

"What have I done?" I whisper, reaching for my bloody arm. "What have I done