![Thumbnail of the video: An Inside Look [Subtitled]](https://img.youtube.com/vi/oErCGvxRbrg/hqdefault.jpg)
In 1971, four women defy ultraconservative norms and join Mexico's first female police force—only to discover that it's a publicity stunt to distract the media from a serial killer. As the body count grows, they make a pact to bring the killer to justice.