The death of her sister has haunted Ana since her childhood. Ana has returned to Tijuana, her hometown, where she will have to fight this fragmented, cloudy and painful memory.
On an uninhabited island off the Mexican Pacific coast, members of the army do their uneventful duty. The film watches drills and everyday routines, but mainly the breaks which they spend playing board games in the shade of trees, in hammocks, swimming, flying kites or doing karaoke. The peaceful environment, however, does not hide the violent reality of their country which they are always confronted with, even out here.
Magdalena makes a journey to find her missing son, who disappeared on his way to the border with the United States. Accompanied only by her will and her memories, Magdalena enters a violent and desolated territory, the migration route in Mexico.
When a cartel gunman is killed, he leaves behind Sujo, his beloved four-year-old son. The shadow of violence surrounds Sujo during each stage of his life in the isolated Mexican countryside. As he grows into a man, Sujo finds that fulfilling his father’s destiny may be inescapable.
Ana is running away from her hometown while Mar, an old acquaintance of hers, is coming back after a long absence. They find each other in the middle of the road and through the night, they make a journey amongst their fears to find out that still waters run deep.
Magdalena makes a journey to find her son, who has disappeared on his way to the Mexican border with the United States. Her odyssey takes her to meet Miguel, a man recently deported from the US. They start to travel together, Magdalena looking for her son, and Miguel hoping to see his mother again.
Emilia and Ramiro, enjoy the simple pleasures of life. But there is something off about the general atmosphere of the loft, the city, the planet. You can sense this strangeness being present all the time. And Emilia´s and Ramiro's agreement to –not talk about it- is very clear. But it seems as if there is always something pushing them to bring up the subject. The Tongue of The Sun is a story of the end of our planet and how two ordinary people that live an extraordinary love generate the genesis needed to give the human race a new chance. In the mysterious alchemy that is love; lies the last hope that human beings have of transcending the inevitable end of the world.
Ana and Leo, are marked since childhood by a sudden event: the suicide of their father. Separately, they take life as they can, without removing the feeling that anything can become as disposable as plastic.
In Mexico City's dark underbelly, women seeking better lives become entangled in an online escort network, unaware it will lead to a series of femicides.