You guys wanted me to post it on AO3, so here you go!
“I spent two years thinking about him,” Sherlock confesses to Mary one day. John knew what he was doing, choosing her. She’s easy for a man who’s okay with killing people to talk to. “But since I got back, he’s never been the way I remember him.”
She looks up from her crochet, interested. “Did he change? Or did you?”
That’s the question, of course, but she doesn’t ask it wisely. She’s honestly curious. But then, she didn’t know John before.
In which Sherlock talks to the only person he can talk to about the John Watson in their lives.
Mild possible s3 spoilers.