Q:Build a movie plot around this: What is the explanation for the discrepancy? The fluid sample was actually not taken from Carolyn's body.
A:
This article's plot summary may be too long or excessively detailed. Please help improve it by removing unnecessary details and making it more concise. (November 2015) (Learn how and when to remove this template message)Rozat "Rusty" Sabich (Harrison Ford) is a prosecutor and the right-hand man of District Attorney Raymond Horgan (Dennehy). When his colleague, Carolyn Polhemus (Greta Scacchi), is found raped and murdered in her apartment, Raymond insists that Rusty takes charge of the investigation. The election for District Attorney is approaching and Tommy Molto (Joe Grifasi), the acting head of the homicide division, has left to join the rival campaign of Nico Della Guardia (Tom Mardirosian).Rusty, a married man, faces a conflict of interest since he had an affair with Carolyn. When he had shown little ambition, and would have therefore been of little use in advancing her career, Carolyn abruptly dumped him. He has since made up with his wife, Barbara (Bonnie Bedelia), but is still obsessed with Carolyn.Detective Greer (Tucker Smallwood) is initially in charge of the case, but Rusty has him replaced with his friend Detective Dan Lipranzer (John Spencer), whom he persuades to narrow the inquiry so that his relationship with Carolyn is left out. Rusty soon realizes that Tommy Molto is making his own inquiries. Aspects of the crime suggest that the killer knew police evidence-gathering procedures and covered up clues accordingly. Semen found in the victim's body contains only dead sperm. The killer's blood is Type Athe same as Rusty's.When Nico wins the election, he and Tommy accuse Rusty of the crime and push to get evidence against him. They have Rusty's fingerprints on a beer glass from Carolyn's apartment, and fibers from his carpet at home match those found on her body. Lipranzer is removed from the case and Greer's inquiries uncover the affair. Raymond is furious with Rusty's handling of the case, and it turns out he, too, had been romantically involved with Carolyn at one time.Rusty calls on...