While making plans to attend a medical conference on the Romulan home world, Dr. Bashir is contacted by Sloane of Section 31 and recruited to determine the health of a high-ranking Romulan official. Things turn more desperate, though, when the ranking Starfleet admiral traveling with him, who knows about Section 31's interest in the conference turns up dead after Dr. Bashir finds out that Sloane is traveling with the group, as well.