[Prompt: Mystrade mpreg! but this time Greg is the one that's pregnant. Starts Pre-Mystrade. It's not omegaverse or carriers, instead it's one of Sherlock's "experiments" and Greg did not consent to it at all. How will they all react? And how will Greg cope. Can be read from Chapter Four onwards if you don't want Pre-Mystrade. The plot still makes sense.] It had been another busy week. Detective Inspector Greg Lestrade sat glumly in his office. Christmas was coming and he was still struggling for money as most of it was now the property of his ex-wife. It didn't help that Anderson had been mocking him all week by persistently playing "Sweet Caroline" on his old cassette player every morning. The only thing Greg Lestrade had to look forward to was the "Dinner party" he had been invited to by a Mr Sherlock Holmes. It was undoubtedly going to be awful but it was still something to look forward to. Tired and fed up, Lestrade picked up his suitcase and left for his small, one room flat. Like a day of homicides was going to lighten his mood.....