There are many rules in this world these days: a person's last second of thought before death will be broadcast to all living people fifty meters around. I can't hide it, I can't shut it down, I'm forcing you to listen.
Shen Shen, the emergency doctor, has a steady hand and few words. He never dozes off during the night shift. But he also has an identity - the code name in the industry is "Cook", he kills people and gets paid, and his tool is a hammer. Wrapped in a black raincoat, the hammer made an arc in his pocket, and the target fell. He wiped the surface of the hammer, squatted down, called it a day, and went home on time.