Grimm Season 2 gets underway on Monday, August 13 at 10 p.m., as Nick copes with the return of his believed-to-be-dead mother while rushing to find a cure for comatose Juliette.

But while this may make perfect sense to long-time viewers of the NBC drama, and while those who have been around since the beginning are excited for what's to come in 2012-2013, others may be wondering what all this Grimm talk is all about.

Especially considering the approximately 6,079 commercials for it that NBC aired during the Summer Olympics.

This is for you. Or for anyone who could use a refresher. Catch up on Grimm Season 1 via the following seven-minute rewind:

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.