Ji Hui was trapped in the elevator on a rainy night, and unknown blood and a piece of skin tissue were found on her back.
Then a bright red mark suddenly appeared on Ji Hui's back. It had not been there for the past 28 years, but the doctor said it was a birthmark.
Then the doctor told her she had cancer and had less than three months left.
When his grandfather's old house was demolished, Ji Hui returned to the house and accidentally discovered a lamp and a notebook left by his grandfather in the attic. Grandpa wrote in his notes: The ancestors of the Ji family have lost their moral character, so they can only atone for their sins by searching for ghosts from generation to generation...
Purpose: The ancestors of the Ji family have lost their moral character, so they can only atone for their sins by searching for their spirits from generation to generation.