Disenchanted: A Johnlock

As Moriarty returns, John and Sherlock are encountered with cases and problems they haven't solved before. John is cheated on, betrayed, confused, even in quarrel with his best friend and what later becomes his.....lover. Can they find a way out of this never-ending mess? Can they admit how they feel about each other? Is love an other barrier?.....Is death?

(I do not own any of the characters. I'm just using them in my story.)