Reaching the age of thirty, my income randomly doubled - Chapter 112 - 98: Pretty Unique, Huh!

This is a story about the protagonist getting the system, going crazy in the biochemical apocalypse, producing aircraft and tanks, destroying zombies, saving good people and killing bad people.

- Description from novelbuddy

Hunger, poverty, and death are the inevitable fate of those who live within the mist, a territory dominated by monsters where sunlight never reaches. With only one eye and missing an arm, daily suffering was all Lily could expect. In a world where the strong rule over the weak, she faces aggression and abuse every day, learning in the harshest, most painful way that kindness doesn’t exist.However, everything changes when she encounters a sentient metamorph, a nameless monster, wounded and abandoned by its pack. Together, they discover that perhaps they don't have to face this cruel world alone. Now, with a companion willing to risk everything to protect this bond, Lily, the girl who had lost everything, finds a new reason to live and fight.

A supreme expert in the Immortal World had died, and a strand of his soul returned to its original body on Earth. Tang Xiu discovered with amazement that ten thousand years passed in the Immortal World, yet only a single year passed on Earth.

Ruthlessly betrayed by his lover and trusted friends, Tang Xiu found that his soul went back to his previous body on Earth, and, despite he spent 10,000 years in the Immortal World, just a year has passed on Earth and many things have changed. Having an unsurpassed knowledge, Tang Xiu will protect his loved ones and go back to the Immortal World to take his revenge.

- Description from Novelupdates

The protagonist, Winnie (文尼), confesses his love to his childhood friend—the princess he’s been secretly in love with for years—but is brutally rejected in public. His heart shatters, he’s humiliated and ridiculed, and he collapses unconscious. When he wakes up, he vaguely remembers his past life’s memories and realizes he has transmigrated into the world of an otome game he played before. At first, he’s thrilled, thinking, “Nice! I must have been reincarnated as a villainous side character who disrupts the protagonist’s romance, right?” But then… surprise! He’s not just the villain—he’s the “Saintess”!