Yang Hao transmigrates to a post-apocalyptic world and gains a sign-in System.
He signs in at dangerous places, including zombie gathering grounds, mutant beast territory, ability-user settlements, and strange creature lairs.
In return, the System grants him one astonishing ability or weapon after another, leaving the people of the apocalypse in awe.
Years later, Yang Hao has left his sign-in mark in every dangerous place across the world.
Mission: Go to Mars and sign in
Time limit: Unlimited
Reward: Unknown
Yang Hao, who has been preparing for this for a long time, takes one step forward and stands tall among the stars. He gazes at the alien species on Mars, a cold smile appearing on his face.
"Mars, here I come!"
This novel and its characters are purely fictional. Any resemblance is purely coincidental. Do not imitate.
