After enlisting Alan and Denny to help her friend, who's suing her town for its decision to build a nuclear power plant, Shirley discovers that the opposing counsel is her college sweetheart, a fact that is not lost on Carl Sack. Meanwhile, Leigh warns Katie to steer clear of her boyfriend, Jerry.

Carl helps Shirley's friend Andrea when she blames a company for botching the process of turning her mother's ashes into a diamond; Whitney takes on a high school over a student's untimely death; Clarence represents a woman who's suing her pastor after he ended their affair; Denny and Alan prepare for their Coast Guard test.