Step-Brother is about Nicki's parents who get divorced and then her mom gets remarried to a man with one son a year older then her. She has to deal with accepting him into the family and accepting her mother's choices.
Despite the world going into absolute silence, a family of three embark across the nation to find shelter and others. One thing begins happening after another and it's up to them to either stay focused in the present or get lost in their memories when the world was still alive.