She is harmlessly asked to follow up on the unusual deaths of innocent and seemingly unconnected individuals in NYC. After participating in the autopsies she stumbles upon biomedical clues that link all of the victims: a homeless man, a teenager, and antique dealer. As a pathologist she focuses her skills on the physical exam findings found in the victims tissues. The dangerous new disease, which has never before been seen, is slowly revealed like tissue beneath her skillful dissecting instruments.