Overview:Mary Harrow, a successful novelist who needs two operations, tests the loyalties of Darwin Ward's junior doctors to their senior colleagues. Sam Kennedy's subsequent need to prove her feelings for Ric Griffin to him culminates in an unusual request. Mubbs Hussain gives Keri McGrath the date she won at the auction, but when they get back home, her mother Pam arrives and Mubbs feels awkward in the light of what they had been doing earlier. Parents Kelvin & Marcia Lyme have their desire to adopt a child tested when he is diagnosed with sickle-cell anemia. Owen Davis visits Chrissie Williams at home to tell her he's getting back with his wife, but then proceeds to jeopardise it.