In This Life, The Greatest Star In The Universe - Chapter 322:

It was the twenty-third year of Tianxi*. Rumours traversed the streets that the all-knowing Imperial Advisor suffered a great calamity and could not help but enter seclusion to focus on cultivation. However, the commoners secretly clapped their hands and rejoiced. In the winter of the same year, a young monk appeared in the Hui Zhou Fu’s Ningyang District.

The monk’s monastic title was Xuan Min, his memories all missing, yet was versed in the arts of Feng Shui Kan Yu**. On the very first day arriving in Ningyang, he did not hesitate to take care of a dangerous manor, picking up Xue Xian, who was hidden there, along the way.

Since then, Xue Xian – who had been all-powerful in the first half of his life – gained a new life pursuit: to get this baldy*** who had only a good outer appearance to take his last breath and “smile from his grave”.

Xue Xian: If you are unhappy, then I will be happy. If you die, I’ll laugh my ass off.

Xuan Min: …

- Description from Novelupdates

Xiao Ze, who was dedicated to the people and vowed to become a generation of Ming Jun, accidentally fell on a little lady.
The little lady was born beautiful and lovable.
So Xiao Ze accepted his life and got the name of fear.

ps:
①The male protagonist has no concubine, and he is dedicated to serving the country.

- Description from novelbuddy

After dying in an oddly anticlimactic vending machine accident, Kazuki Ren is reincarnated in the demon realm—not as a hero, not as a villain, but as the only human male student enrolled at the mysterious Academy of Ruin, a school where all the professors are demon lords and all the students are powerful, beautiful she-demons.Ren is told he has one task: survive.But there’s a catch. The Academy’s darkest secret is about to awaken, and Ren holds a hidden power that could either destroy the demon world... or rule it.Now surrounded by seductive demons with hidden motives, eldritch tomes, forbidden dungeons, and twisted exams, Ren must master his ability—or be consumed.Magic, mystery, danger, and temptation await in this dark academia harem fantasy.