
Obsession — a contemporary four-part adaptation of the 1991 novella from late author Josephine Hart — is described as a "thrilling and seductive limited series about erotic obsession and forbidden desire". The story centers around a dangerous love triangle that emerges when the enigmatic Anna Barton embarks on a passionate affair with her fiancé's father, William. While Anna fights to sustain both relationships, William is drawn into an obsessive spiral. But, how long can they keep their secret hidden before someone gets hurt?

William and Ingrid look forward to meeting Jay's new girlfriend, Anna. But before their formal introduction, William and Anna lock eyes — and sparks fly.

As their passion intensifies, Anna establishes rules for William to follow, only for his resolve to be tested when she goes to Paris with Jay.

Feeling on edge after receiving mysterious text messages during Anna and Jay's engagement party, William soon slips up. Sally makes a confession.

The walls begin to close in on William and Anna before a tragic event changes everything. Anna's mother admits to a shocking secret about the past.
Complete episode guide for Obsession with detailed information about every season and episode including air dates, summaries, ratings, and streaming availability in United States.
This episode guide is organized by seasons, making it easy to track your viewing progress or find specific episodes. Use the episode information to plan your binge-watching sessions or catch up on missed episodes.