In this tense hospital thriller, young research doctor Tom Gray is on the brink of a genetic cure for cancer. Beautiful nurse Casey Gordon, desperate to save the live of a child in her care, seduces Tom into testing his therapy. Early success brings romance into Tom's life for the first time, but Casey has a secret lover whose jealous anger will put their lives in mortal danger, and Tom finds his cure has a darker side. How many deaths will the cover-up cost?