This is a trailer for the upcoming sci-fi horror film Black Hollow Cage.
It was directed by Sadrac González-Perellón and stars Julian Nicholson, Daniel M. Jacobs and Marc Puiggener. There is no official US release date at this time. Check out the synopsis and trailer below.
"A girl who lives secluded in a house in the woods with the only company of her father and a wolfhound finds among the trees a mysterious cubic device with the ability to change the past."