Mr. and Mrs. Klaus took in their grandson after the unfortunate passing of their daughter, but there's just one problem - they can't let him know that they're actually Mr and Mrs Claus! They keep all their toy-making and (most) decorations in the workshop, but they couldn't bring themselves to completely redecorate the house. And Nick, for his part, is starting to wonder about that little building by the pool, and why the curtains are always drawn... #ZefCottage #shell #zefrinetv #challenge