MTL - The Crimson Dragon - Chapter 170

Traversing into another world, Zhang Xuan finds himself becoming an honorable teacher.

Along with his transcension, a mysterious library appears in his mind.

As long as it is something he has seen, regardless of whether it is a human or an object, a book on its weaknesses will be automatically compiled in the library.

Thus, he becomes formidable.

“Emperor Zhuoyang, why do you detest wearing your underwear so much? As an emperor, can’t you pay a little more attention to your image?”

“Fairy Linglong, you can always look for me if you find yourself unable to sleep at night. I am skilled in lullabies!”

“And you, Demon Lord Qiankun! Can you cut down on the garlic? Are you trying to kill me with that stench?”

This is an incredible story about teachers and students, grooming and guiding the greatest experts in the world!

- Description from Novelupdates

I will go forward step by step, until one day I surpass you, Dad! !!

Zhao Gang, who has graduated from the World Hunter School, returns to the city. He inspires his own country and surpasses his father who is already at the top of the world.

- Description from Uukanshu

Ethan Yagami, the lazy, gentle, and carefree young master of a powerful noble family, only wants to enjoy life and relax.But on the day of his awakening ceremony, the most cliché thing imaginable happens to him…[Ding! The System is bonding to you.][Bonding successful! Congratulations, Host! You have awakened: The Divine Benevolence System.][Please, Host, give more and be more benevolent.][Because the more you give, the more you shall receive.]Ethan blinks.“…So I’m basically a Saint now?”With a smile as lazy as ever, Ethan realizes his path to power isn’t through grinding or killing monsters—it’s through giving things away.Money? Skills? Weapons? Even trash? As long as he gives selflessly, the rewards return a thousandfold.And so, while the world expects a humble philanthropist, Ethan casually breaks the balance of power, amassing wealth, strength, and influence—all while doing as little work as possible.Because, after all…Why struggle when generosity makes you overpowered?

agreed. He thought they might just talk, have a few drinks, and that nothing significant would happen. However, she invited him to a hotel, and they spent the night together.The next morning, she told him it was just a one-night stand and that they would probably never meet again. She said goodbye and left. Ronan also decided to treat it like that.The next day, at his college's hosting club, Ronan was given the responsibility of hosting that year's annual function, where they had invited a singer.When Ronan looked up at the singer, he was shocked—it was the same woman he had spent the night with. After checking her history and social media, he formed an impression of her. Every picture she posted was in revealing clothes, bikinis, or almost nude outfits.He concluded that she was just a promiscuous woman, likely driven by lust, and that she had probably chosen to spend the night with him simply because she found him handsome.Understanding this, Ronan decided to focus on his work. That morning, she had made it clear that it was just a one-night stand and nothing more. He would treat it exactly that way and carry out his responsibilities.Protagonist has System---No NTRIt's Harem, with many girls but The Singer is Main Heroine.