Bachelorette in dystopia

Nara has gone to the fair with her friend Alexa. Alexa pulls her into a tent where they meet clairvoyant Zelina. Zelina warns Nara about the darkness surrounding her. Demons are tagging along, listening in on her every word. Nara doesn't believe Zelina and decides to throw out a challenge to any demon. A challenge that gets accepted seconds later.