[ Right, no idea who his attacker was, a case of mistaken identity, which people all over the place can confirm has happened before. He can remember that much from his own conversation with the man. Perfectly believable, not making a fuss (scared to make a fuss?), easy fix. He can't help a scoff. ]

Don't I, though? [ Lestrade shakes his head. ] God knows you've never been above a lie when you think it's logical, Sherlock, but you've got six years on him and you didn't refuse to explain yourself. I like to think I can risk letting that count for something.