The main character, the detective, receives a strange letter. The letter is brief and mysterious, mentioning an ancient forgotten manor house and the strange chain of events that have taken place there.

"The truth is buried in the shadows, and it is only one step away from fear."

The detective decides to go to the manor himself to investigate the bizarre events mentioned in the letter. The moment he stepped through the gates of the manor, he felt an eerie aura. The ancient walls were covered with dusty portraits, seemingly silently watching his every step. As night falls, every corner of the manor hides untold secrets.

Players take on the role of a detective and explore this ancient manor full of murder, betrayal, and mystery. As you solve mysteries and search for clues, uncover the dark history of the manor's past and contend with the paranormal. Choose different investigation paths to influence the development of the plot and unlock different endings. You will find that there is always a thin line between truth and fear. Are you ready to step into this suspenseful and thrilling adventure?