Set in Entrevías, the poorest neighborhood in Madrid, the series follows Tirso Abantos, a former military man running a hardware store, whose monotonous daily routine is shaken when his unruly and rebellious adopted teenaged granddaughter Irene, of Vietnamese origin, along with her Colombian-immigrant boyfriend Nelson, agree to sell heroin from drug dealer Sandro.
[2] The filming crew worked in Villaverde Alto, and the exterior of the Church of San Andrés was used as a shooting location.
[7] In November 2022, the series was renewed for a third season, with Natalia Dicenta, Michelle Calvó, Óscar Higares, and Álex Medina announced as cast additions.
[10] After several series earning poor ratings in their linear run on Telecinco, Wrong Side of the Tracks proved to be an emphatic audience success for the channel.
[10] The 16-episode broadcasting run ended on 17 May 2022 with the airing of the finale, drawing an audience of near 1.9 million viewers in prime time.