Finding the ghost was a small task of this task point, so there was a time limit to ensure that the guests would not stay up too late.
With one person dying every 15 minutes, the game was over after two hours.
They had already pieced together the truth of the story.
The wife was abused by the husband and finally could not take it any longer, so she killed the man. Their son came up to stop her, but the woman failed to control her strength and killed the son as well.
She had a mental breakdown and tried to find a way to resurrect her son. In the end, she sacrificed herself and found her son's soul.
In spite of it, both of them were spirits wandering around the villa looking for a scapegoat.
The rules stated that those who were killed had to return to their rooms and lock the doors. They could only leave after accurately writing down who the ghost had possessed at the final stage of finding the murderer.