Mei-Shun got on Ms. Scarlet to see Dr. N, an ophthalmologist and a friend of Dr. A. The latter lady introduced the former to one of her ex-inpatients — their sons were by chance in the same class of an elementary school. By the way, another coincidence is that her home gynecologist Dr. M once worked at the same hospital with Dr. A. Something divine might lead an outpatient toward a petite circle of gentle female doctors.