Serpent Tongue (джен)

Harry is at the Dursley's house struggling to come to terms with the events of the Triwizard Tournament, only his friends aren't making it easy for him. He foresees nothing but a miserable few weeks ahead, but after a chance encounter with a snake, his summer takes a dramatic turn for the worse. Living on the streets of London, can Harry finally put his past behind him? AU for OotP