A girl who lives in a secluded house with her father and her dog finds a mysterious black cube in the woods with the ability to change the past.
You can now watch Black Hollow Cage online on the following streaming providers in the United States.
| Writing | Sadrac González-Perellón | Writer |
| Directing | Sadrac González-Perellón | Director |
| Sound | Sergio Ramis | Music |
| Editing | Marta Fernandez | Editor |
| Art | Julen Biguri | Production Design |