This is a mysterious organization that scares the police and the government can do nothing about them. Their principle is that as long as you give money, I will serve you and kill anyone. Likewise, everyone who takes over their case will inevitably die...
They have 14 professional killers, 14 specially trained... Killers! 14 Students... Killers! 14 Orphans... Killers!
They will leave their own card at the murder scene, with a coquettish... Butterfly on it.
In this organization, everyone has a code name, a color code...
They are——color m. O