Questioned for beating up schoolboy Paul Herriot, irate father Bryce Lucas admits to Ben and Mickey he did so because he had been sent a videotape of the boy sexually assaulting his daughter - a pupil at the same school. Further investigation uncovers a cycle of abuse involving the disturbed youngster, but his story doesn't quite add up and there are further shocks in store, even for Sun Hill's most worldy wise officers. (thetvdb.com)