In a high school in Ohio, Veronica Sawyer is part of an exclusive group of girls called the Heathers, made up of the three most popular and elitist girls in town. Though dazzling in appearance, life among these young women is marked by superficiality and cruelty. Veronica's frustration with the toxicity of her friends leads her to question her place within this social circle.
When she meets Jason "J.D." Dean, an enigmatic new guy with a dark sense of humor, her world takes a radical turn. Together, they begin to challenge the norms of their school, but as their relationship intensifies, so do the strange and dangerous incidents. In an unexpected twist, a tragic misunderstanding turns into a spree of murders disguised as suicides, and the two find themselves trapped in a macabre game that leads them to moral decay.
Veronica struggles with her conscience as she watches her once seemingly perfect life transform into a nightmare. Everything escalates with the hilarious and dark critique of teenage culture and the social pressures underlying power dynamics. With a charismatic cast and a clever script, the story explores the quest for identity, love, and the consequences of impulsive decisions in an environment filled with madness and desperation, leaving the audience with a mix of laughter and unsettling reflections.