Tensions flare in the near future aboard the International Space Station as a conflict breaks out on Earth. Reeling, the US and Russian astronauts receive orders from the ground; take control of the station by any means necessary.

High school student Sadie Harper and her younger sister Sawyer are reeling from the recent death of their mother and aren’t getting much support from their father, Will, a therapist who is dealing with his own pain. When a desperate patient unexpectedly shows up at their home seeking help, he leaves behind a terrifying supernatural entity that preys on families and feeds on the suffering of its victims.