A woman goes on vacation with her friends after her husband and daughter encounter a tragic accident. One year later she goes hiking with her friends and they get trapped in the cave. With a lack of supply, they struggle to survive and they meet strange blood thirsty creatures. Written by Lien Dang

Haunted by horrific nightmares, Beverly seeks professional help to keep her sanity. She is desperate to find a way that will separate her nightmares from reality.