A former police officer, Derian McCall (Rebecca De Mornay), handed her badge for not agreeing with the procedure and then a colleague with a friend, opened a detective agency. One day Anthea (Dana Delany) walks in, the wife of a wealthy investor, Michael Ferrow-Smith (Kiefer Sutherland). Anthea asks Derian to flirt with Michael to see if he is unfaithful, but soon Derian is having an affair with him, not realizing that the Anthea has planned a complicated murder.