Frank and Carol are going through a bedroom drought and, no matter what they do, they keep getting interrupted. Rich acts mysteriously and Karen is convinced he is cheating on Dana. Karen and Al follow him to find out what he is doing.

Karen flirts with a new teaching assistant and Dana believes it is the reason why Karen is getting better grades than her. Mark starts dating an out-of-control punk girl, and Frank and Carol believe that she is leading him astray.