I Reincarnated As A Stick - Chapter 452

At long last, Fu Zhi, the mysterious heiress who had developed countless technologies was given two guardians by the country! Initially, the Lu Brothers shut her out when she joined the Lu Family. However, after spending some time with her, they began to warm up to her and took turns showing their brotherly love for her by throwing money at her.

A mental patient, or a born policeman?

A peerless genius, or a master of crime?

There are cops who are least like cops, and there are criminals who are least like criminals.

Neither good nor evil is absolute.

It is a grey world we live in.

- Description from Novelupdates

This is the story of the youth Wen Leyang, born into the family with an expertise in the cultivation of the Art of Poison.

He, since childhood, had followed the Foreigner to practice the Defying Heaven Art, entering the most secretive special forces and becoming a fearsome assassin that made others tremble at the mere mention of his name. After a single failure, he took early retirement, but he ended up as the personal bodyguard for a rich heiress, a school beauty. Accidentally provoking some mysterious Cultivators, he gradually unveiled a hidden world of Cultivation beyond the mortal realm...