A harmless trip with friends was supposed to be the beginning of a new life. But a tragedy on the road changes everything and becomes a turning point in a young girl's fate. In the world of the 1920s, where women are not trusted with serious service, she decides to join the police and prove otherwise. Her path is years of struggling against prejudice, systemic resistance, and a growing radical threat. Climbing the career ladder, she shows that a woman in law enforcement is not a weakness.