Libélula
Lucia travels with her boyfriend, Alex, to the house of her enigmatic sister Lula, a place trapped in time and memories. During their stay in the last days of a summer, ghosts and family secrets return to their lives.
Starring Irene Corbelle, Alai Travesedo Gil, J.M. Maciá, Jorge Alonso Freire, Iren Maiden, Lucía Nilsson, Laía Naveiro, María del Carmen Rivero Portillo, José de Diego, María Rebollo Ibáñez
It's a comedy and mystery movie, and has a rating of 3.8 out of 10 from Imdb which is fairly low for this kind of movie.
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Not found streaming from United States.