The bad boy's secretly a vampire

Alyson thought she knew everything about her best friend Byron. But on one night, underneath the moonlight, basking in the midsummer rain, she found herself in a situation she never thought possible.
***
Byron's skin was shimmering like an uncut, polished diamond. His dirty blond hair covered his face as beads of sweat rolled off his eyebrows. I stared into his red eyes, seeing his quench for blood clearly. The girl he had in his arms had passed out against his chest, colour drained from her face. I scanned his face for any clue as to what was going on in his head but was left short-sighted. The only difference between the Bryon before me now and the Bryon I saw 15 min ago were his lips, which were now covered in a thick burgundy substance. All sense of composure and sense flew out of my head as I knew in that moment, that my best friend was actually...

"...A BAD BOY?!"