When a Wesen madman named Silvio forces Nick to help him wage a personal
vendetta against a shadowy group that has existed since the dawn of man, Nick
finds everything he holds dear caught in the crosshairs. But Silvio's true
intentions are not what they seem and the very fate of the world may hang in the
balance. This is the can't-miss conclusion to the Grimm comic
Collects issues #6-12.