As Hattie plans to announce her mayoral campaign through a movie drive-in charity event, a series of fires breaks out in the town. McClintock enlists the help of the local police in investigating Maria and proving she was behind the killing of Mickey.

As the investigation into Frank's death continues, Georgie and Maria share with each other their feelings about losing a spouse. Jessie uncovers incriminating evidence linked to the town fires, and Maria and Ricus are held up by armed robbers.

Another respected town resident is found dead, and suspicion falls on Georgie, amid revelations about her husband’s double life. Pressure mounts on Maria, as the McClintocks plan to take her house.

On election day, Maria gets a letter containing a confession to the murders, prompting a town lockdown. Meanwhile, Jackie's life is threatened when an unexpected visitor arrives back in town.