[1] The series is premiered on 24 September 2019 on TNT Latin America,[4][5] and 3 October 2019 via streaming services on Claro Video.

[7] Four musicians who start from nothing, try to earn a place in a heartless industry overcoming discrimination and poverty to reach the top.

The series is created by Julio Geiger, based on the book Cicatrices de un corazón Bronco, is produced by Julio de Rose and directed by Max Zunino, and Conrado Martínez who also interpret two musical themes in each episode of the series.

[9] To interpret José Guadalupe Esparza, Luis Alberti said he was inspired more than anything in his songs than in his book to know his personality.

[9] Betty Monroe plays Belén Mendoza, the first public relations advisor of the band that in real life was Blanca Martínez, La Chicuela.