In the premiere episode, ‘Best Possible Defense,’ Kate is stunned when a woman friend, Barbara Inerson, is charged with conspiracy to commit murder, stemming from a terrorist bombing during her days as a student militant. Kate realizes that the Government is trying to force her rebellious client, Barbara, to inform on former fellow conspirators who are still underground, and who are the only witnesses to what really happened.

When a terrified homeowner shoots an armed intruder during a "wrong door" drug raid, it initially appears to be a clear case of self-defense. However, attorney Kate McShane must defend her client, Norman Kagan, against a murder charge stemming from evidence planted by a corrupt Federal agent. Narcotics inspector Brenner (guest star Clu Gulager), resentful over the fatal shooting of a colleague by Kagan, refuses to acknowledge that the raid on Kagan's home was a mistake. Consequently, Kate realizes it's her client's word against that of the government agent in court.

A pill-popping pro football star is charged with murder, but when Kate tries to defend him the powerful team management moves to get her off the case. Veteran player J.D. talks his accused buddy, Vinnie, into firing Kate, who realizes the ruthless team owner, Cervan, fears the story would come out in court.