Una hora más en Canarias (2010) on Netflix

Plot summary

Claudia is in her thirties, married, with a husband and a son, and she calls her life perfect. She also has a handsome lover, Pablo. One day Pablo grows tired of the relationship and goes off with Elena, a younger woman who is loving but jealous whenever another woman comes out ahead. Claudia turns to her sister Mónica and asks for her help in taking back what she says is hers. The two of them hatch a plan to win Pablo back, and the key to it is getting him away from Elena. The story plays out as a musical comedy.