He is soon joined by Maggie (Meg Ryan), a biker-photographer who is Anton's vengeful ex-fiancée. While Sam wants Linda back, Maggie wants Anton destroyed. The two form a reluctant alliance, launching "spiteful schemes" that include:

It is always a problem in a love story when the rival seems more interesting than the hero, and that's what happens here. But let' Roger Ebert Addicted to Love (1997) - IMDb

Orchestrating situations to plant seeds of doubt and jealousy between Linda and Anton. Deep Themes: Loneliness and Voyeurism

Bugging the apartment to listen to their private conversations.

Ruining Anton’s restaurant and public reputation.

Beyond the "screwball" antics, the film is often analyzed as a character study on . Addicted to Love movie review - Roger Ebert

The plot centers on Sam (Matthew Broderick), a gentle astronomer devastated when his childhood sweetheart, Linda (Kelly Preston), leaves him for a suave French restaurateur named Anton (Tchéky Karyo). Sam follows Linda to New York City and squats in an abandoned building across from her new apartment, setting up a and high-tech surveillance equipment to spy on the couple.