Strongest Survival by Otome Game’s Heroine (LN) - Chapter Volume 3 6: Orc Subjugation

Zhou Yu is just an ordinary person. After his heart attack, he was born again. He thought he could enjoy life well, but he didn’t realize that this world was a supernatural world. He always bumps into ghosts and a group of samsaras would use him as a NPC. His lover always turns into a horror movie BOSS.

- Description from Novelupdates

Freshman student Yang Dingtian possesses the Nine Yang Body, found only 1 in million. His Yang Fire is incomparably vigorous and thus, he cannot be near a female’s charms for his entire life. On the night of his 19th birthday, he decided to bid farewell to his virgin life. After stealing and tasting the forbidden fruit, he spontaneously combusted as the result!

In death he crossed over to another world; a world that held respect for Martial Power. His, originally, catastrophic Nine Yang Body was the Nine Yang Body that couldn’t be seen in a millennium! He was saved by a mysterious old man when he was at his last moments and the old man received him for a disciple, then betrothed his daughter to him. Thus, in this odd way, Yang Dingtian became the successor of the largest clan under Heaven, and became the number-one-beauty-under-heaven’s fiance.

- Description from Novelupdates

A military enthusiast with dreams of serving, shaped by his father’s influence and a bookshelf full of war theories, finds himself unexpectedly reborn into a fantasy world he’d recently read about.Now an orphan, he faces impending destitution in a land governed by strict caste systems. But with the Reich Empire Academy Entrance Exam as his potential salvation, he’s armed not with magic, but with a vast knowledge of military tactics from his past life. As the date of his expulsion from the orphanage looms, he’s determined to leverage his unique skills to change his fate.