Horror and thriller combined with multiple plots
Chapter 1: Received an anonymous letter and decided to investigate the ancient house.
Chapter 2: Entering the ancient house and discovering anomalies (the door lock opens automatically, there is a dark wind).
Chapter 3: Exploring the first floor, encountering ghosts punching the wall, and finding bloody handprints.
Chapter 4: Secrets in the attic, old photos and diaries reveal past tragedies.
Chapter 5: Skeletons in the basement, screams in the recording.
Chapter 6: The story of the night watchman, the truth about the family curse.
Chapter 7: A supernatural incident in the middle of the night, a ghost appears.
Chapter 8: Unlocking the Curse, Protagonist's Choice, Ending (Open or Closed Loop)