Presumed Innocent (1990)

Deputy prosecutor Rusty Sabich is drawn into the murder investigation of a colleague, only to discover that his own ties to the victim run deeper than anyone realizes. After an obsessive affair with the coworker comes to light, suspicion turns toward him, and he is accused of the crime. As Rusty fights to clear his name, the case pulls him into a swirl of lies, secrets, and hidden passions.