The story follows two manipulative, wealthy step-siblings, (Sarah Michelle Gellar) and Sebastian Valmont (Ryan Phillippe), who engage in a high-stakes bet of seduction and deceit. Cruel Intentions (1999) - IMDb

: Jealous of Sebastian’s change of heart, Kathryn manipulates him into breaking up with Annette to prove he is still a "winner." Realizing he has been played, Sebastian attempts to reconcile with Annette, but his past catch up with him. He dies in a tragic accident while saving her from a confrontation Kathryn orchestrated.

The narrative centers on two wealthy and ruthless step-siblings, (Sarah Michelle Gellar) and Sebastian Valmont (Ryan Phillippe), who amuse themselves by manipulating others. Their latest "game" involves a high-stakes bet: