[Infinite flow adventure + multiverse + doomsday survival + system + reversal + knife + indirect comedy + many many...]
Zhang Lingyu is an ordinary librarian. He has low self-esteem and is lonely. He only dares to look at his childhood friend who has become a superstar in the sea of books.
Until... He bound the "Jump System" deep in the library and gained the ability to jump across the multiverse!
I thought this was the beginning of a counterattack in life, but found that all the multiverses were facing an ultimate crisis...
