In the interrogation room, several detectives gathered around the table, staring at the man under the dim light with unkind expressions, and threw a stack of photos in front of him.
The photos on the table were full of blood and violence, which were shocking enough, but the man just raised his eyelids, as numb as if he were looking at a stack of blank paper.
"Officer, to be honest, they all voluntarily became my works."
"Voluntary?"