Something terrible is happening in class 3A at Calmecatl Junior High. No one can leave the classroom until the guilty party is found. This is the device that gives us a glimpse of the ethics, games, esthetics and eroticism of these girl-women. It is not easy to say what the subject is, there are so many: the discovery of sexuality, discrimination, chance, drugs, maternity, traditions, betrayals, power, love. A mural of a complex reality from the point of view of twenty-something women in the skin of 14 to 15 year old girls.

This is the story of a dysfunctional family in which each member engages in an illicit activity, but they don't know this about each other. One day, the Contreras family witnesses a police operation outside the building in which they live and, believing that they are coming for them, each member decides to hide incriminating objects in their room.

A young man living in rural Mexico loves in secret. In order to live truthfully, he must overcome his mother, his lover's fiancée, and the traditional community that surrounds him. Atl lives in a small rural town in Mexico. He's in love with Diego. They are in a secret relationship because they would be thrown out of the town if the neighbors found out. Diego is about to get married with a woman, but doesn't want anything to change between them. Atl wants to live his life truthfully, but doesn't know how. He lives with his mother who uses him for money and his mute grandmother who is the most precious thing in his life. Atl is in a tug of war between what he's expected to be and what his heart tells him he is. He must choose between tradition and freedom.

Chiich, an elderly Mayan lady, is the depository of great wisdom. Her granddaughter Yaakunah has inherited this knowledge. After healing a young girl in the village who suffered from cancer, she attracts the attention of international pharmaceutical companies.

Rosa is a young single mother that makes huge sacrifices for her daughter Luisa.

Mayan ancestral knowledge is kept by a Mayan old healer, Chiich an old woman, her granddaughter Yaakunah is heir to this knowledge . This is the basis for future medicine. She is distracted by her love interrest , Mateo. Chiiich curees of cáncer a girl of the town an this calls the attention of international pharmaceutical companies that want to make lots of money out of this, the old healer is ill, and Yacuna leaves to the city going after Mateo.