Evidence found in photos at a crime scene on the Brooklyn Bridge send Mac and Jo to San Francisco in search of a missing teenage girl. Peter Horton Guest Stars. (TV-14 L, V)
With her wedding on the horizon, Cate decides to take a road trip with Lux to find her father, Gordon, who abandoned her when she was a little girl.
Sue Ellen's drinking problem has developed to the point where Jock and Ellie feel they must say something to J.R., while Bobby tries to keep Lucy's pill addiction a secret from his parents. Despite the admonitions of both her doctor and her husband, Sue Ellen continues to risk the health of herself and that of her unborn baby but her real danger comes from Lucy.
Sophie comes to terms with her father's accountability, and asserts her own independence.
Mary falls for a married resident at the hospital.
