An Extension of the Mind

He hates how much he needs her in his head. It's a defense mechanism, it was survival. For same reason that John's voice echos in his ears, Irene Adler sometimes dances in front of his eyes, caresses his cheek, kisses him deeply. He needs this delusion the same way he needed the drugs once. How Irene repays a debt, how Sherlock's mind cracks, and a needed dance. Adlock.