Sherlock returns home post reichenbach because of an immediate threat to John. Only he arrives just too late and witness's John's death. He mourns and becomes almost useless in his rage and depression over John claiming to see him everywhere but people think it's just the drugs and the grief. Meanwhile Moriarty (he just didn't die either its ignored or it was also faked) have rigged the whole thing. John isn't dead it was faked and he was kidnapped, then brainwashed tortured and manipulated until he devoutly believes that he is in love with Moran, they live together work together etc. and Moran has trained him to believe that Sherlock is the enemy. What happens when Sherlock sees him again while John is on a mission to kill him as the enemy? What happens when Sherlock sees Moriarty touch his John while John claims to love Moriarty in return? How will he fix it?
John has amnesia and is manipulated by Moriarty
Sherlock returns home post reichenbach because of an immediate threat to John. Only he arrives just too late and witness's John's death. He mourns and becomes almost useless in his rage and depression over John claiming to see him everywhere but people think it's just the drugs and the grief. Meanwhile Moriarty (he just didn't die either its ignored or it was also faked) have rigged the whole thing. John isn't dead it was faked and he was kidnapped, then brainwashed tortured and manipulated until he devoutly believes that he is in love with Moran, they live together work together etc. and Moran has trained him to believe that Sherlock is the enemy. What happens when Sherlock sees him again while John is on a mission to kill him as the enemy? What happens when Sherlock sees Moriarty touch his John while John claims to love Moriarty in return? How will he fix it?