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.

A young Christian girl and her friends are vulnerable to demonic attack because of words spoken in their everyday conversations.

A teenage girl makes a startling discovery about her connection to the Seawalkers, legendary beings who are half-human, half-sea creature.