The empty hospital corridor, the consulting room full of faceless shadows, and the unknown existence peeping behind the door... The doctor said that my inability to feel fear was due to a brain defect.
But when strangeness descends on the world, the dark abyss swallows sanity, and countless people become monster food due to mental breakdown——
They discovered that this flaw was mankind's ultimate weapon against the abyss.
Purpose: Fight negative emotions and promote positive energy