Someone in the Los Angeles DA's office is suspected of leaking information leading to the death of a witness in a Russian mob trial along with three other people, including a prosecutor. DA David Franks has to continue the case, even though he's under investigation by a Deputy District Attorney brought in to do just that. Making matters worse, Franks doesn't know who on his staff he can trust.
The DA office comes under fire because of a celebrity murder case. David Franks tries to play politics to keep his re-election campaign going while his staff looks for the truth.
D.A. Franks comes under the microscope when he won't disclose a letter sent to him by a woman who left it for him before committing suicide. Mark looks into the medical provider's responsibility in the woman's husband's death from Leukemia.
Frank contemplates resigning from the D.A. race when he comes under fire after the body of a suspected terrorist and mass murderer is excavated.