Columbo is a friendly, verbose, disheveled-looking police detective who is consistently underestimated by his suspects. Despite his unprepossessing appearance and apparent absentmindedness, he shrewdly solves all of his cases and secures all evidence needed for indictment. His formidable eye for detail and meticulously dedicated approach often become clear to the killer only late in the storyline.
Mark McAndrews a top network programmer is promoted to a New York position. His assistant, who is very ambitious and his lover, expects to get his old job. But of course he feels she is out of her league and needs more experience. Kay, feeling betrayed, decides to seek revenge.