My Pet, Werewolf

Hermione's a werewolf, but Bellatrix doesn't know this and kidnaps her anyway. One full moon, Hermione breaks from her imprisonment because the elves forgot to give her Wolfsbane and Fenrir was the only thing saving Bellatrix. How will this new information work in favor of the Dark Side? Divergence: What if Lupin AND Bellatrix had caught Hermione? Bella/Mione/Fenrir