Karina arrives to a mansion to work as a governess of a group of singing children. She must take care of their education, and she decides to use music to teach them. Meanwhile, the record company where the children work … Karina, Pepe Rubio, Marisa Medina, Guadalupe Muñoz Sampedro, Joaquín Prat, María Kosty, Ángel Álvarez Added on HBO 2022-08-12. Youtube Trailer