Death March kara Hajimaru Isekai Kyusoukyoku (WN) - Book 17 - Chapter 17-9. Purple Towers 1

An alien race invaded the Earth on June 6, 2128. At the midst of this war, many nations allied with the alien threat and the war nearly wiped out the rebelling humans of the planet. At the edge of mankind's survival, the United Nations Army launched its forces to eliminate the immediate stellar threats that loomed over Earth.

General Seeker Carlean, commander and leader of the mission, risked and gave his life to destroy the immediate stellar threat. The battle was won though Earth lay in ruins. Perhaps mankind will live to see a few years of peace before the alien threat returns to wipe out their existence.

At the immediate aftermath of the stellar battle, the fallen Seeker Carlean awakens and finds himself at aged 17, living the peaceful life he lived 16 years before he died.

So begins a new game in the battle for humanity's survival.

Naofumi Iwatani, an uncharismatic Otaku who spends his days on games and manga, suddenly finds himself summoned to a parallel universe! He discovers he is one of four heroes equipped with legendary weapons and tasked with saving the world from its prophesied destruction.

As the Shield Hero, the weakest of the heroes, all is not as it seems. Naofumi is soon alone, penniless, and betrayed. With no one to turn to, and nowhere to run, he is left with only his shield. Now, Naofumi must rise to become the legendary Shield Hero and save the world!

You have a new wish order.

[Wanshiwu Ayin wants a large sum of money to repay the debt, and the reward is Shiraiyasha’s combat experience]

[Gourmet hunter Alu wants to taste delicious ingredients that he has never eaten before, and the reward is a gourmet cell]

[Demon Slayer Squad swordsman Zuihei Inosuke wants a precious sword that cuts ghosts like mud, and the reward is the beast’s breathing method]

[Illya wants to summon the strongest servant to win this Holy Grail War, the reward is the Little Holy Grail]

[Valkyrie Brunhilde is looking for the strongest human being. In order to defeat the gods, what is the reward? ? ? 】

. . . . . .

Gustaves Abel has responded to prayers from various worlds countless times.

Although he is a mortal, he is like a god.

One day, when he suddenly looked back, he realized that he had already stood on top of the world.

And everything in the story has to be told from the boy who escaped from the white town that day…

(Old Faceless returns to Pirate’s new work, let us set sail again!)

- Description from novelbuddy

As a good-looking Beta with a good family background, Duan Jiayan has lived a smooth sailing life for more than ten years, until he met Lu XingCi in high school.

Lu XingCi’s family situation is better than his, he is taller than him and plays basketball better than him. Needless to say, his grades are a whole tier above Duan JiaYan’s. Even his friends can’t help but occasionally praise Lu XingCi.

Most importantly, every girl that Duan JiaYan has set his sights on, all admitted that they have liked Lu XingCi for a few years already.

Since then, Duan Jiayan has never thought well of Lu XingCi, till the day he received his new medical report. He is a late-blooming Omega, and because he became an Omega this late, it came with dire consequences. Now Alphas will feel the need to beat up other people whenever they come near Duan JiaYan. He himself is now allergic to every Alpha’s pheromone, except Lu XingCi’s.

*

One night during a self-study session, Duan Jiayan became extremely uncomfortable and ended up asking Lu XingCi to bite him and leave a temporary mark.

After finishing the bite, Lu Xing asked: “We Alphas have very bad tempers, now that I’ve bitten you, are there any rewards?”

“Why don’t you…” Duan Jiayan tentatively asked: “Be a little more generous?”

“Sure,” the other party kneeled slightly and tilted down his head, exposing his white neck: “Then you’ve to also bite back. Once you do, I won’t make a fuss anymore.”

Duan Jiayan: “…”

- Description from Novelupdates