In a family of short lineage, they are forbidden to fall in love with tall girls.

Marcela’s world becomes strange and unfamiliar after her sister Rina dies. She feels lost in her own house, and her relationship with her husband and children seems to suffer. But when Nacho, a young friend of her daughter’s, unexpectedly drops by, she starts to talk and walk with him. Gradually Marcela begins to have conversations with relatives from another dimension.

After embracing her female identity, Rubén rejects her Bar Mitzvah. When tragedy strikes years later, she returns as Mumy Singer to celebrate it her way.