A pair of bank robbers are quietly taking LA by storm but Charlie delivers an equation that may predict their next location. But these bank robbers aren't as respectful as the bank videos reveal.

A genius' (Harris) daughter is captured by two men looking to use his possible solution to a 150 year old math equation for heists.

Dr. Larry Fleinhardt's former college days friend Jonas Hoke, the Senior computer-science researcher, who develops for Robert Oliver's firm Lorman group with gifted college drop-out Scott Reynolds a classified program to evaluate government projects, is murdered in his Hollywood Hills home; data were stolen from his computer, which only contains a coded program for analysis of baseball statistics. Hoke's financial divorce complications seem irrelevant, although his wife had a relationship with their security system installer Lucas Grant. However Charlie finds that Hoke actually used the same kind of advanced statistic analysis and performance prediction on other data, cleverly masked under meaningless baseball numbers: Hoke applied this method cutting-edge to calculate human performance prospects in real life, based on various governmental and other data, potentially far more valuable...

Data from a meth lab explosion reveals a photograph that triggers memories for Charlie and put him at loggerheads with Don who's focused on tracking down the drug dealer who set off the explosion that killed one of his agents.

Charlie seeks out an engineering professor to help him recreate a fire scenario to solve an arson case.

The bombing of a recruitment office puts Don and his father at odds, and brings an agent out of retirement.

The Russian mob threatens Don and his family, however Charlie refuses to give up working the case.

The death of a minor league player leads to a math prodigy and stirs old feelings for Don.

The threat of a terrorist attack in L.A. puts everyone on high-alert as Don leads a special task force, and butts heads with Charlie and Alan.