Lin Feng, an ordinary employee, accidentally inherited an old house far away from the hustle and bustle of the world, and then stepped into a strange world composed of residual obsessions. Whispers in the middle of the night, shadows in the mirror... The old house is a prison that contains the tragedies and fears of the past.
When he discovered that he could vaguely perceive these energy bodies called "eclipse shadows", his peaceful life was completely shattered. Joining forces with allies, he is forced to track down clues, only to find himself embroiled in not just an old grudge but a vast conspiracy seeking to exploit this dark force.
The process of uncovering the truth is also a journey towards the abyss. Lin Feng must learn to live with the shadow and move forward in fear, otherwise, he will become the next lost person to be trapped in the shadow forever.