Software Malfunction (слэш)

"You think I can’t love you? Just because you’re made with metal, and detailed programming?” The doctor propped himself on his elbow, and looked down at it. “I am nothing but blood and bone, and tissue. Things just managed get mashed together in a manner that made me like this. Just like you were put together to make you how you are. When I kiss you-” he did so, briefly, to prove his point. Then more deeply, and lingering, because he could. “When I touch you, or smile at you, does it make you feel different from when others have done it in the past?”
 
Assigned as the head of Medical Research on the Baker, John Watson meets- and quickly falls in love with- Sherlock, a specially commissioned Companion android with a malfunction.