From Blade To Spell - Chapter 39: Monster Classification

In the era of interstellar warfare, every melee mech will be paired with a long-range sniper mech to cover the battle.
The sniper mecha master Yan Xueshan (beta) and the melee mecha master Arthur (alpha) are just such a pair. The two have been together for six years.
The upcoming Armageddon is a near-death battle.
the day before.
Yan Xueshan: “Remember to write a suicide note in advance.”
Arthur said frustratedly: “I have only one regret. If I die this time, I will be a virgin until I die.”
Yan Xueshan snorted coldly: “…no promise.”
Arthur asked pitifully, “Master, can you fulfill my dying wish??”
Yan Xueshan: “?”
How absurd.
But Yan Xueshan thought about it, this is his comrade-in-arms, whose life and death intersect, chastity counts as a p- OK, I agreed! !
However, after the Armageddon, none of them died.
Not only did they become war heroes, Arthur also turned into a federal prince.
Arthur took out the marriage application, just one signature, and said honestly and faithfully: “Master, didn’t you say that you will go back to get married and retire after this battle? You help me fulfill my wish, and I will help you fulfill my wish too!”
Yan Xueshan: … something seems to be wrong?

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- Description from novelbuddy

Following the death of the emperor, the Astanian Empire plunged into chaos. His two sons both aiming for the throne caused a civil war that divided the empire.In the midst of this conflict, Alaric was forced into conscription. He later joined the crown prince’s army as a company commander.He led his 100-man army into battle, fiercely fighting with the hope of a better future. Unfortunately, he was just too weak to cause a ripple on the battlefield.A single arrow to the head shattered his hopes and he died without even a proper burial.Just when he thought that everything was over, he found himself back to his younger self with his memories intact.Armed with his knowledge of the future and a system that awakened his dormant powers, Alaric began his journey to overcome his fated demise.

Li Daoxuan received a strange scenic box.Inside the box, there was an ancient village, and a group of plastic figures, holding swords and knives, hacking and slashing through the village.He bent his finger and flicked it towards a most conspicuous figure…Late in the Ming Dynasty, in Shaanxi, there was a great drought in the land.A gang of mountain bandits was looting, burning, killing, and plundering in the village.A poor maiden was about to be killed under a mountain bandit’s blade.Suddenly, a giant hand stretched out from the clouds, bent a finger, flicked it, and the mountain bandit was flung several dozen yards away.

Due to an accident, Chu Ling, an Omega, was forcibly marked by a strange Alpha named Han Gu. The government stipulates that the marked Alpha and Omega must be married. The two were forced to live together on the premise of marriage, and Chu Ling had to break up with his ex-boyfriend.

After cohabitation, both parties are affected by the mark, are particularly sensitive to each other’s pheromones, and are also extremely thirsty for each other’s bodies. From the beginning of the two people’s rejection and resistance to instinct, to understanding each other, and finally falling in love with each other. Willing to let the other person into his heart.

“If I give you another chance, will you choose him or me?”

“I choose you.”

- Description from Novelupdates