Nurse Tessa Calvert loves her work and as she is a trained counsellor she also loves her part-time job as an 'agony aunt' on local radio. She is horrified when she is accused of giving foolish advice to an awkward teenage girl - especially when she discovers that the girl is Lucy Armstrong - the daughter of James Armstrong , her new boss in A and E. Tessa manages to becomes friends with Lucy and to help her, much to the delight of James. He admires Tessa for her professional skills - but also feels a growing attraction to her. She feels the same way. However, when Lucy falls seriously ill, Tessa is persuaded that the best thing to do would be to leave her job and leave James. He finds her, convinces her that she is wrong.