Reincarnated Lord: I can upgrade everything! - Chapter 44: The Beginning

Starting from today, I am retired. But what should I be doing? I neither have the skills, nor the mind to do business, my only advantage is this pair of hands which have taken this world. What a headache…

Note: The usage of the term “retired” here doesn’t mean retiring from old age, work etc. It’s a specific term to refer to not involving oneself in the affairs of a certain society.

In the 21st century, a young judge time-travels to another world.Here, martial arts are evergreen, and myriad schools compete for dominance.Confucianism: Immense righteousness, impervious to all laws.Legalism: The power of rules, the law follows the word.Military strategists: The power of conquest, invincible in battle.Mohism: Ingenious mechanics, ordinary humans rivaling gods.Yin-Yang school: Numerology and the five elements, seeking divination, pursuing good fortune, and avoiding disaster....What's this? The Legalists grow stronger by adjudicating cases?Li Nuo, who has just vowed to advocate for the people and eliminate the corrupt, discovers that his father is the greatest villain in the court.Faced with countless enemies seeking revenge against his father, Li Nuo says he only needs one sentence.'My lady, guard me!'

Power and desire, money and strength, conscience and responsibility, the road ahead is at a loss, as a time traveler, Simon, where will he go, this is a leading mainstream novel with a relaxed daily life and a slow pace

- Description from novelbuddy

This is a world where a king is the most powerful.