A businessman gets stuck in his office elevator, but this nuisance soon turns into a nightmare, for in the outside world a zombie apocalypse has taken place...

The young Laura documents her life in the apartment she shares with her friend Marta. One day, while poking her nose into Marta's privacy, she discovers a disturbing secret.

Laura and Marta share a nice apartment. Laura, the youngest one, began to document their life in the house with her camera. Marta undergoes the continual jokes of the friend. One day Laura, poking too much her nose in the privacy of Marta, discovers a dark secret that will compromise their friendship and their lives.