John and Sherlock have managed to lock themselves in a murderer's basement. No windows, phone signal or light switch. Not good. Sherlock however sees this is the perfect time to uncover the cause of John's 'angst'. Is he prepared for the discovery?

"He's either incredibly bored, or being ridiculously much in love," was Mycroft Holmes' explanation for Sherlock's odd behavoir, and even though he desperately wished the latter to be untrue, Sherlock always knew how to prove him wrong.