J.R. gets ready for a custody battle while Bobby begins the search for a child to adopt. Meanwhile, Cliff meets Katherine, his half-sister.

Miss Ellie discovers J.R.'s true motives as J.R. heads to a broker to look into selling Ewing stock. Meanwhile, Bobby uncovers the truth about Kristin's baby.

Miss Ellie turns on J.R. as J.R. tries to get Sue Ellen declared an unfit mother. Meanwhile, Ray pulls out of his development deal.