She began her narrative comics career in 2017 when she was awarded a Carnet Jove Connecta't al Cómic grant, which allowed her to publish her first title as sole creator, Red & Blue (Panini). Since then she's worked for a variety of Spanish and U.S. publishers, and has published En La Oscuridad (Planeta), an adaptation of the classic Robinson Crusoe (RBA), Planeta Manga vol 2 (Planeta), Dr. Horrible: Best Friends Forever, and Plants vs Zombies vol 14 (Dark Horse).

Us began as a self-published fanzine, and received a number of prizes throughout 2019 and 2020. It was published as a full-length graphic novel for the first time through Astiberri (2021). Currently Sara continues to work on various projects in both the U.S. and Spain, in addition to teaching comics classes at the Escola Joso.