A mysterious girl asks to play hide 'n seek and asked "it" to recite a chant instead of counting. Everything changed then; only the girl who was "it" left the woods that day. She and her mother move to another town. After the mother dies, the girl finds a postcard from her father and learns that he is still alive. She decides to go to Graystone in search of her dad. Once there, she finds out that people are still going missing whenever the fog appears. She must solve this mystery.