Ordination

Severus Snape, Seventeen year old Slytherin, had his life mapped out to the finest detail. Then she came. Poppy Potter, in a last ditch effort to win the war that had wrecked her world and seen many a good witch and wizard die, goes on one last mission into the past undercover as a Gaunt. Then she was placed next to Severus Snape in Potions. Fem!Harry/Severus. Explicit. A/B/O fic.