The Cure and The Brain  

The man hunched over the microscope in front of him with the coke bottle glasses straightened his back so fast that I could hear the cracking of his spine from where I was standing. "Charles," hissed the balding, middle aged man. "You know better than to announce yourself like that! I could be in the middle of something delicate where I needed my entire focus. Startling me like that could very well end up with all of us dead!"

 

Charles, the man beside me, straightened his back as a bead of sweat appeared on his forehead. "I'm sorry, Doctor," replied Charles, bowing until he was practically in half. "I brought you the Sergeant like you asked."