Lost Origins: SS Ranked Awakening - Chapter 12: Underground City

When a young woman is killed in a traffic accident on her way home from work at a tax bureau, she suddenly finds herself transported to the world of the otome game she was playing the night before – but instead of the heroine, she’s been reincarnated as the bad guy! Using her knowledge of the game, “Iris” manages to avert personal disaster and decides to rebuild her life with her modern-day economic know-how. This is one mean girl who isn’t going to let her perceived reputation stop her from being a heroine!

[Mature novel containing NETORI not NETORARE]Allen wakes up in a new world, but not your average “I’m a hero now” fantasy—nope, this world is full of hot beastkin babes, seductive elves, and spicy situations that he never asked for. With no memory of how he got there, and no clear path to fame or fortune, Allen discovers a few wild abilities that’ll make you squirm in your seat.When he realizes he can make women fall for him with just a few sweet words or the flick of his—well, you get the idea—things get out of hand fast. Turns out, the ladies in this world are more than happy to share their affection with a guy who knows how to use his mouth (and other parts). But there’s a twist. Allen’s mission isn’t just to woo them—he’s taking them.From beastkin to elves, noble women to princesses, Allen’s on a mission to steal them away from their husbands, boyfriends, and anyone else who thinks they’ve got a claim. His skills? Let’s just say they’ll make you blush and beg for more.[MC is not an ugly bastard]

After a long slumber, Zhou Yi wakes up in a wasteland era. He discovers that the new humans, to avoid the daylight supremacy of the Guangna species, only dare to come out at night, meekly whispering in the darkness and scavenging for trash. Exasperated, he questions how humans could have deteriorated to such a state. Lamenting that each generation seems to be worse than the last, Zhou Yi decides to show them the ways of the older generation. Embarking on a quest to transform the wasteland, he aims to rebuild the lost splendor of humanity.

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