Amid holiday parties, Lola must defend herself before the Commission on Judicial Performance after a complaint is made against her. Also, Judge Lisa Benner enlists Sara, Emily and Luke in staging a "Wizard of Oz"-themed mock trial for the children of Hall of Justice employees, in which Dorothy is on trial for killing the wicked witch.

Lola travels to Washington, D.C., to help her husband, Robin, land an important job at the FBI. Also, Mark and Amy Quinn's relationship heats up as Amy tries to put together a winning defense for Vic Callan's murder case.