A Favorita (TV series 2008-2009)

Flora was imprisoned for 18 years for the murder of the lover, Marcelo. She has always pleaded not guilty, and now that her sentence is finished, she wants revenge. Her main target is Donatella, her former partner in a country music duo and the widow of Marcelo. Flora blames Donatella not only for killing her own husband, but also for taking away Lara, the daughter Flora had with the killed man. In the meantime, Lara grows aware that her natural mother is a murderer and cares for Donatella as her actual mom, despite having a strong temper and very different personality. Everything is set in a small town nearby São Paulo, where the main powerful figure is that of Gonçalo Fontini, Marcelo's father and owner of a paper-mill plant. - IMDb