El cor de la ciutat is a TVC television soap opera first broadcast on TV3 on 11 September 2000 and last broadcast on 23 December 2009. The show is the most watched fiction program in Catalonia, Spain, especially among female audiences, drawing around 28-33% of the audience with as much as 40% during season finales. El cor de la ciutat follows the lives of the people who live and work in the neighbourhood of Sants and Sant Andreu in Barcelona, Catalonia, Spain.

Looking for love, sex, or just someone to move away from the loneliness, the characters in " Cites " meet face to face, after meeting online, laden with uncertainties and hopes. Based on the original format of the British series " Dates " Brian Elsley . Each episode of the series , located in Barcelona , focuses on two of these quotations , which come into play fears , secrets and expectations of its protagonists. A staff relations existing partner network around a character that cross each other and that we will find again throughout the series look.

In 1966, Justo Gil arrives in Barcelona as a migrant with the purpose of gaining enough money to give his sick mother the best care. His great charisma allows him to socialize with the youngsters of the upper-class, until an unexpected turn of events makes him become an informer of the political police, in order to pursue communist cells.

As Helena gains the trust and love of a dangerous heroin cartel leader in Barcelona, she develops the skills she needs to eventually seize his empire.