Mismanifesting

A short story about a teenager who gets obsessed with horror. He changes his whole lifestyle for it, but after a while, fear creeps in. What if everything he has been enjoying thinking of it as just fake or fictional, is true? He starts to get paranoid. His imagination runs wild and his life becomes difficult. When his life becomes too messed up, his family gets involved and help him get over it, but is it really over?