Card Room (Rebirth) - Chapter 413: Mysterious Assassin

After being awakened from their slumber, billions of people found themselves dispersed in various sealed crypts. Surrounded by earth, they each had only a shovel.

Chang An is a sub-beast who, despite having the talent for the sword, did not have the constitution to support it. And his savior, Hua Yi, is a beastman on the run for his life.

This is a story about how two once innocent children had to grow up in such a cruel beastman world.

- Description from Novelupdates

Beneath the peaceful façade of the modern world, an undercurrent of shocking crimes roils in the underbelly of society.