I'm The Devil - Chapter 296 : Back To The Aesir Realm

After his girlfriend broke up with him, wandering all over the place, Xia Tian happens to see a girl about to be hit, after he saves her, he ends on the hospital. Now thanks to his accident Xia Tian awakened the ability to see through anything, be it weak points, or through clothing, nothing escapes his eye. Especially girls.

- 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

This is probably the story of a modern man who became the Seventh son of Kangxi in the Qing Dynasty. This is probably the story of how the Seventh brother Yinyou worked hard and fell in love by the way. So there is no doubt that this article is ambiguous, and it is easy to guess who the couple is.

- Description from Novelupdates

Leon’s life was one of hardship: orphaned young, drafted into the army at 16-17, and shattered by gambling after returning to civilian life.When all seemed lost, his fate shifted.[SSS-Rank Kingdom-Building System Activated][Status: Basic Functions Active][Potential Unlocked: 0%]Initially, the system provided only minor aid in a medieval world dominated by strength and cunning. But Leon’s ambition fueled its evolution.Armed with military experience, a sharp mind, and a system bridging worlds, Leon sets out to dismantle the existing empire and forge his own, rising from a wanderer to a kingdom builder who reshapes the world.---Tags: Harem / R18 / World Building / Kingdom Building / System / Modern Knowledge / Empire Building / Strategy / Manipulation / Political Intrigue / Power Struggle / Ambition / Adventure