Set in the 1920s, this is the story of four women from different backgrounds newly hired as operators for a phone company.
Genre: Drama
Cast:Blanca Suárez , Yon González , Ana Fernández , Nadia de Santiago , Ana Polvorosa , Nico Romero , Kyla Garcia , Martiño Rivas , Concha Velasco , Grant George , Maggie Civantos , Ãngela Cremonte , Borja Luna , Antonio Velázquez , Kiti Mánver , Sergio Mur , Iria del RÃo , Tina Sáinz
In 1920s Madrid, a young woman named Alba with dreams of living a new life in Argentina is wrongfully accused of murder. A corrupt police officer agrees to let her go if she pulls off a heist for him at the telephone exchange.
Francisco makes a deal with Lidia. Marga is worried for what she saw on the party. Carlotta's father interfere in her life.
The Police are called in when Lidia's identity is questioned. Francisco's wife is suspicious and asks Carolina for help.
Marga has a date to lunch with Pablo. Angeles finds out more about Mario's unfaithful.
Carolina threatens to reveal Lidia's true identity. Miguel tells Carlota to make a decision about their relationship. Everything changes for Ángeles.
Lidia helps Angeles escape town. Carlota works for Sara to go from prison. Carlos has a fight against his father.
Cifuentes's family cries for their lost. Lidia has to be honest with Carlos and tells who she really is.
New technology from rotary divides Lidia's loyalty whom she must make a choice between Carlos and her friends.