[Doomsday Wasteland + Sign-In + Invincible + Bloodline Fusion + Rebuilding Order]
Ning Yu is living in a doomsday wasteland when he unexpectedly gains a sign-in System.
With the help of his golden finger, he fuses bloodlines and grows stronger without pause!
Along the way, he meets Xiang Yao, a powerful Valkyrie.
Together, they face crises and overcome challenges.
In the end, they rebuild order and save all of humanity.
