Readers will reject a purely evil female captor. In Chapter Two, show a flashback of her betrayal. Make us pity her before we fear her.
The tension comes from the forced domesticity, where the victim must pretend to love the captor to survive. Key Elements of a Gripping "Mistress Thriller" Kidnapped By The Mistress
Eyewitnesses report that on the day of the kidnapping, the mistress was seen lurking around the victim's workplace, waiting for the perfect moment to strike. When the victim left the office, the mistress allegedly ambushed her, using a combination of force and deception to subdue her. The victim was then dragged to a nearby location, where she was held captive for several hours. Readers will reject a purely evil female captor
Why do we love it?
Successful thrillers often rely on well-defined archetypes that challenge reader expectations: The tension comes from the forced domesticity, where
It forces a literal captive audience. The victim—whether it is the unfaithful partner or the spouse—cannot run away from the emotional fallout.