Board Thread:General Grimm Discussion/@comment-3125844-20151115002234

""When I came back for the finale, I have been somewhere for that span of time," she noted at Grimm's 100th episode celebration. "She has her machete, but she has a new jacket on. Something's changed, and you know something has happened in my life and I'm part of another world sort of. I've been in that world for quite some time and the audience doesn't know that, and you get to finally figure out where this new turn with where Trubel has gone."

More information will be revealed about Trubel's whereabouts in episode 5, though Toboni cautioned that "I don't even know how much you find out" then. Co-showrunner Jim Kouf said that the Trubel story gets resolved fairly quickly, and events in episodes 4 through 6 will "turn things on their head.""

Here is the article, but beware of other spoilers that are talked about. http://www.ign.com/articles/2015/11/14/grimm-cast-teases-mysteries-that-will-turn-things-on-their-head 