. "Fiction" . . . . "Suspense fiction" . "UNWRITTEN LAWS" . . . . . "Unwritten laws" . . . "After his father is accused of murdering his nurse--and lover--Penn Cage must investigate in the hopes of vindicating his father and finding the real killer." . . "Thrillers." . . "Father-son relationship Fiction." . . "Homicide Fiction." . . . . "Suspense." . .