Behind the bright world, there is another world. It is not the other side of life, but the depth of human soul.
Behind the kind humanity, there is a heart that has been destroyed. The strength and power displayed by a person with a wounded heart is huge, but behind this powerful power, there is a fragility of human nature.
What causes this fragility to appear? What is this fragile expansion?
…
A series of murders occurred frequently.
"That's enough, I don't want to see anyone leaving blood anymore..."
One mystery after another emerges.
"Who on earth directed this series of murders..."
What does this interlocking human tragedy mean? Is it a larger conspiracy or the destruction of human nature? What is the hidden truth behind this?
All kinds of inexplicable people try their best to solve various inexplicable cases. Who is the person closest to the truth?
See how they clear away the fog and explore the root of evil deep in people's hearts!