Alive at Last (Severus Snape Hermione Granger)

Hermione Granger comes back to Hogwarts in order to peruse her profession as a Potion's Mistress which was inspired by none other than the surly Potion's Master Severus Snape. What will happen when Hermione finds that he is in fact alive and teaching Potions. With new additions to the staff and a few weary and worrisome characters what will happen to Hermione when she returns?