Diego wants to separate from his wife, Lucía, but he doesn't know how to tell her. He is fed up with her neuroses and constant complaints about him, and he has long since lost the spark that made him fall in love. Unable to say it to her face, he turns to Cuervo Flores, a famous seducer "from before", who will try to make Lucía fall in love so that she will be the one to end her marriage.
In a Mexican border town plagued by neglect, corruption, and violence, a frustrated teacher tries a radical new method to break through his students’ apathy and unlock their curiosity, their potential… and maybe even their genius.