Rosa’s peace is shattered when she learns that Úrsula (Marta Hazas), her arrogant and talented conservatory rival, has become a national sensation by fusing classical piano with electronic pop. Úrsula publicly mocks Rosa’s vanished career in a televised interview, triggering Rosa’s old insecurities.
Desperate to reclaim her identity, Rosa decides to enter a prestigious piano competition. However, her attempts to rehearse are constantly interrupted by Martina’s crying, Eric’s well-intentioned but disastrous attempts at childcare, and her father’s criticisms. Meanwhile, Úrsula joins the same competition as a judge, sabotaging Rosa at every turn — from stealing her sheet music to publicly humiliating her during a preliminary round. una chica en apuros 2
The film’s climax takes place at the competition. Rosa, after a tearful breakdown, decides to abandon the prescribed classical piece and instead performs an original lullaby she composed for Martina. The performance is raw, imperfect, but deeply moving. The audience — and even Úrsula — is visibly affected. Though Rosa does not win the competition, she wins back her self-respect. Úrsula, in a rare moment of vulnerability, privately admits she envied Rosa’s genuine passion. Rosa’s peace is shattered when she learns that