Board Thread:Speculation House/@comment-4830106-20130920042610/@comment-175.143.41.101-20130920115643

It's an entire day. She could've easily been back to the dorm and changed back to her regular clothes. Remember, it was sunset as compared to 9am in the morning when the class first started.

I strongly suggest that you rewatch the episode again. While I certainly agree that the Grimm class could've been the final one instead, there are certain points of... inconsistencies between the timing I've mentioned.