At age 16, Roca moved to Girona, where she ended up establishing her residence. Although she did not finish her studies on Catalan Philology, she worked for many years as a Catalan teacher. In the mid-1980s, she rose in the Catalan cultural panorama when she was awarded the Víctor Català prize. She continued her literary activity with a number of tales, novels and also a script for the TV series Secrets de família, broadcast by TV3. Her career has always had a lot of success, both with literary prizes and translations into several languages, including Spanish, Basque, French, German and Dutch.
She is always been active in politics –she was deputy at the Parliament of Catalonia, where she was President of the Culture Commission (2007-2010)[3]– for Republican Left of Catalonia (ERC) party between 2003 and 2010.
She was a candidate to the City council of Girona for (ERC) at the 2015 Spanish municipal elections, where ERC got 4 councillors, among which Roca was one of them.