I Saw Obsession Turn Into a Haunting

In this world, everyone has a face beside their ear.

It is you, yet not you: the repressed self deep in your heart, and a monster that preys on people's minds.

It grows by feeding on obsessions, gradually completing itself.

Once it becomes exactly like you, it will take your place, becoming a monster driven by obsession.

And Jiang Huaijin is the only person in the world who can see them.

Will he choose to eradicate them all, or...?