In this world, ordinary people still live peaceful lives, but it's all an illusion.
When strange beasts invade, ordinary people who know nothing have no chance to fight back. Yet some still refuse to make the truth public, trying to keep the news under wraps...
At this moment, the protagonist, Luo Shijie, is the ace assassin of the Jiuliu organization. He is sent to kill Li Guan, an important member of the faction seeking to suppress the news...