After their husband and father died eighteen-year-old Marta, and her mother Dorota move to Warsaw to start a new life. The teen wasn’t happy with the decision of her mother but she had no choice but to submit to it. Dorota is a plastic surgeon in a posh health center called Beauty Clinic. Marta is a student in an exclusive and expensive high school, where most kids come from very wealthy families. At school, there is a handsome nineteen-year-old boy Maciek, who seems to be interested in independent, intelligent, and beautiful Marta. Their relationship matures to a friendship with a perspective to become more than that. But Maciek’s ex-girlfriend Monika, Marta’s classmate using Maciek’s difficult financial situation manipulates Marta into turning away from her boyfriend. In her eyes Maciek is a potential rapist and Monika is her rescuer. Marta is unaware of Monika’s intrigue. The girls become friends. Monika is a daughter of a wealthy entrepreneur who is often away on business trips. Her mother died in labour, so the girl’s most of the time on her own. Because she’s rich, has a strong and ruthless character Monika is respected and counted with at her school. Dorota starts an affair with Robert, a police officer. Marta is against it because she sees it as a betrayal of her father. Consequently, there are frequent clashes between the mother and the daughter. The more heated the conflict the more Marta grows closer to Monika, including a sexual context. Robert moves in with Dorota and Marta. Monika skillfully manipulates Marta using her problematic relations with Robert and Dorota. The girls end up having sex. They become real close. Maciek tries to tell Marta about Monika’s intrigue, which caused their split, but Marta makes sure the two don’t meet. Eventually Maciek succeeds in telling Marta the truth, showing the evidence that proves his version of the events. Marta feels cheated and emotionally abused. She breaks up with Monika, who first tries to ask for forgiveness but when this doesn’t work she thinks up a revenge for the rejection. Marta gets drugged and raped by Monika’s two friends. The experience brings the mother and the daughter together. Marta accepts her mother’s relationship. Thanks to Robert’s encouragement Marta decides to report the crime and seeks justice in court. In court, manipulated by Monika witnesses present Marta not as a victim but dissolute girl and an initiator of sex with men. Consequently, Monika and the rapists are declared not guilty, and Marta gets betrayed by the system and humiliated once again. At school Marta is laughed at, mocked, and persecuted, thanks to Monika gossips about her. Anger grows in the girl. In the morning when her mother and Robert are asleep Marta steals his police gun. Maciek smuggles the gun to school. The girl with loaded gun enters the classroom. Shots are fired.