Maggie's news assignment on vineyard worker's lifestyles becomes a personal concern to the Giobertis when Maggie's interviews reveal that an extortionist is terrifying Falcon Crest employees. Puzzled as to why undocumented workers suddenly stop working for him, Chase urges Maggie to find out the reason through her interviews. When Chase learns that a man is blackmailing the vineyard workers with threats of deportation, he, despite Angela's warnings against becoming involved, manages to rout the extortionist. When Emma discovers that she is pregnant, Lance realizes that the last thing he needs is another heir competing for the Falcon Crest fortune. Consequently, Emma tumbles down a flight of stairs and has a miscarriage. (thetvdb.com)