Ashes of Armageddon

Severus Snape survives Nagini's bite, and wakes up from a 5-year-long coma, only to be condemned to death and handed over to vindictive, cruel and very powerful Harry Potter, intent on making him pay for his sins. Nobody believes Snape's story, except for three unlikely allies, who appear to be unaffected by the effects of darkness that surrounds the wizarding world once again.