Laura, a former orphan, raises her adopted son Simón together with her husband Carlos in an old house and former orphanage where she was raised. While at the orphanage Simón tells Laura that he has five invisible friends which she believes are a product of his active imagination. Laura decides to reopen the orphanage to cater for disabled children and throws a party. During the party Simón tries to persuade Laura to go and take a look at his friends cabin but she's too busy. Later on she sees a mysterious masked boy and realizes that Simón has also disappeared. Laura feels the presence of other people in the house and months later Laura invites a team of parapsychologists to try to unravel the mystery.

After the death of their friend Shelley, Leann Cole receives a voice mail from the future of the date and time when she would die. On the scheduled day, Leann sees weird things and in the precise informed hour, Leann is attacked by a supernatural force on a footbridge over a train station while talking to her friend Beth Raymond. Beth meets Leann's boyfriend Brian, who also received a call, and witnesses his death on the street. When her roommate Taylor Anthony receives a call, Beth befriends Det. Jack Andrews, who tells her that his sister was the first victim of the phone call. They decide to investigate the connections of Jack's sister and find the name of Marie Layton, who apparently abused of her daughters. Jack and Beth run against time trying to save Beth from her fate.

The story centers on a corporate climber who gets stuck working late on Christmas Eve and finds herself the target of an unhinged security guard. With no help in sight, the woman must overcome physical and psychological challenges to survive.