Vampires have been exposed to the world since centuries. Lots are trying to hunt them down, for vampires are a 'threat' to the world and 'dangerous'. But it's all the other way around. You, a vampire disguised in a human world for centuries. The only way for vampires to completely cease out from existence is to feel love, for vampires can't fall in love easily. And if they do found love, they slowly go to death. You have fallen in love with a mortal, a close friend of yours who is unaware.