Lessons in Friendship 8 - Vulnerability

Sherlock is suffering from the aftermath of Serbia, mind and body. John worries and stays at 221b since Sherlock seems withdrawn and hurting. John slowly finds out how bad things really are. He tries to help but Sherlock spirals down into more and more sinister grounds. Doctor!John, Hurt Sherlock. Takes place directly after TEH. 3x01 SPOILERS AHEAD!