Makes total sense.

He is a highly functioning sociopath...

He's Sherlock bloody Holmes, he does what he wants

I mean, he was wearing the sheet at home, and then he got dragged to Buckingham and refused to put on his bloody pants

Because why the hell not?

the answer to the: "Why do you even like him?" or "What's so special about him(besides the obvious)?"

If it is not at least a 7 there is no point in going to the crime scene