The Big Bang Theory Once a Thief : Season 1 Episode 1

It is three months since the event of the pilot episode. Mac, in particular, is not happy. He is still working for the vixen known as the Director and Li Ann is still in love with Victor. The trio are sent to get a computer disk off a criminal. Unfortunately he is killed before they can, and in the heat of the moment - Mac quits. Surprisingly, the Director lets him go. Li Ann goes to find him but he refuses to come back when he realises she still loves Victor.