While the bright light of day banishes lesser horrors, it only makes love gone wrong stand out all the more. When that love is driven by the demented, the unnatural and the straight-out evil, the bright light of day might be the last thing you need. Or see. In Once Bitten, 15 authors show us that the sweetest of emotions, mixed with a touch of darkness and more than a hint of the supernatural, can be a bitter, bitter cup from which to drink.