Four vignettes that focus on four different takes on the appearance of mysterious alien portals called "Doors". The doors are held responsible for the disappearance of millions of people and changes to the earth itself. Sci-Fi Without warning, millions of mysterious alien "doors" suddenly appear around the globe. In a rush to determine the reason for their arrival, mankind must work together to understand the purpose of these cosmic anomalies. Bizarre incidences occurring around the sentient doors leads humanity to question their own existence and an altered reality as they attempt to enter them.