Due to Shen Ci's withdrawn personality since childhood and some external factors, he developed a sub-personality. The name of this sub-personality is Chi Hua.
In the darkness, they held each other.
Due to various factors, Shen Ci fell into a deep sleep.
But Shen Ci has serious mental illness and is a murderer. And the other one, Chi Hua, whose personality is as white as a piece of paper, also dyed himself "black" for him.
Once they killed a special person.
Just entered another time and space.
"Chi Hua has already been dyed black at the beginning of this story."
....
Intention: We are both in the dark, and we can only touch the person in front of us