It’s the revenge of the nerd when Chuck delves into his very first undercover spy mission: He tries to take down a mysterious, elusive arms dealer named La Ciudad. Elsewhere, in his real life, he sets out to become assistant store manager and also learns to dance the tango.
A precious painting of water lilies changes hands several times. In each transaction someone is murdered. Its ultimate destination: the Miller Gallery in Los Angeles. Meanwhile, Chuck has a gun in his face - a kid playing video games at Buy More needs his toy weapon recalibrated. Big Mike tells Chuck he has to step it up if he wants the Assistant Manager job, challenging him to fix all the broken computers in two days or the job goes to Harry.
