A crime suspense (Crime Suspense / Dark Ambient) atmosphere with great diving depth and dark texture. It deliberately fades away the harsh high-frequency pulses and completely hands the fear of hearing to the underlying sticky synthesizer low frequency (Drone) and extremely slow, depressing hidden rhythm. Music has no clear melodic ups and downs, but like a dark fog that cannot be dispelled, it constantly erodes the auditory nerve and creates a deep psychological torture of “danger lurking in the dark corner and approaching.