Shrew's Nest (2014)

Shrew’s Nest: Directed by Juanfer Andrés, Esteban Roel. With Macarena Gómez, Nadia de Santiago, Hugo Silva, Luis Tosar. 1950s Madrid: The agoraphobic Montse raised her now 18 y.o. kid sister. The upstairs neighbor falls down the stairs and breaks a leg. The crazy Montse takes him in.

“Saw this on the local news in Houston Texas. Usually it would say based on true story.”