Book an immersive cocktail experience to die for with The Case of the Poisoned Chalice for Two. In the heart of West London, The Mind Palace, the only official secret Sherlock speakeasy, is home to The Case of the Poisoned Chalice ? an immersive cocktail mystery experience. Sebastian Moran, Moriarty?s right-hand man, has brought you here to test you. Can you defeat his maniacal mind and make the perfect cocktail? Crack the case and find the ingredients ? succeed and drink to your success; fail and this mistake may be your last.