it was Christmas…Sherlock went on and on about a specific microscope he wanted to get soon and you hearing this went on a mission to do this….you worked your ass off on cases on the side and of course reluctantly telling Mycroft about Sherlock for extra money and once you gotten enough you bought it and now it sat wrapped in Christmas paper as there was a Christmas party happening and everyone was invited…Sherlock, Mycroft, Lestrade, Mrs. Hudson, John, Mary, and of course you