Break out your calculators because murdering mathematicians make things interesting on Elementary Season 3 Episode 3. Shirtless math genius, Harlan Emple, needs Sherlock and Joan's help after finding a dead body during a math puzzle competition, and Kitty starts warming up to Watson, sort of.
This case had a few more twists and turns, making it a more worthy case for Sherlock and Joan. Or maybe the math just gave me a headache. Both are probably true.
Sherlock and Joan were once again partnered on a case. This time Sherlock was assigned the case and asked Joan to assist him. He had Kitty on another assignment. After a moment's hesitation, Joan agreed.