Charlotte treats Georgia Price, a little girl who needs a bone marrow transplant. Ray, Georgia's father, is ignorant of the fact that he is, in fact, not her biological father. Charlotte, Nelson and Von face a difficult situation of trying to find Georgia a donor while keeping the secret from Ray. Jack treats Josh, a ten-year-old with a mystery illness and absent parents. He and Terri still have the hots for each other and are almost sprung canoodling in the linen room. Sterlo collapses in the street with an infection from a dirty needle. Scott and Cate bring him to hospital. Sterlo survives and decides to kick the habit. In the process, he learns who his friends are. Sterlo's plight discomfits Nelson. It holds a mirror up to his psyche, reflecting what he left behind when he quit drinking - and what he might be going back to now that he's started again. Cate, Scott's new partner, has trouble getting Scott to open up to her.