I caught the falling woman as she spluttered and choked, but as I looked down in a bid to help her, something switched in me. The burn in my throat grew to a roaring command and I felt my canines lengthen in my mouth. All at once, the blood spilling from her became such an irresistible desire that it stole every ounce of my focus. The need to help her subsided and instead, a far more terrible urge took over.