Paper is the medium for people's thoughts, and what did the flying paper plane take away from their hearts? The Blind Spot Investigation Department specializes in investigating mysterious and serious cases. Now, it should be a paper man. The new trace examiner and the strange forensic senior begin to investigate the mysterious case. However, a paper airplane reveals the scars covered by the dust. In a chess game where life is at stake, what is sprouting in the heart? In the dark night, whose pale fingers rested between the pages, the sight was blind, and the shadow of childhood lurked fear.
Purpose: Take you into the nightmare of childhood