MTL - Spending the Villain’s Money to Extend My Life - Chapter 15

Thanks to the Goddess, he was reincarnated into nobility!　That should have been great―― but the skill he got, 【Toxin Decomposition EX】 was simply too plain, and he was made fun of everyday at home……

In this story, a regular guy from our world becomes a young Main Branch heir of the powerful Hyuga clan in the Naruto world.He's primarily interested in gaining more power and doesn't care about right or wrong. He uses his knowledge from Earth and the Naruto show to get ahead, using his creativity and intellect to the utmost.As he tries to become more powerful, we see sides of the Hyuga clan and ninja world that weren't shown in the original Naruto story.He looks into the secrets of his ancestors, the Hyuga's eyes, and how ninja politics work, finding out things we never knew before and that the original author left unexplored.However, gradually, along the way, he also meets new lovers, friends, subordinates, and enemies and challenges how things are done in the ninja world - and also tries to unify it in the process and bring real peace around.

The overbearing top-notch beauty CEO wife turned out to be the terrifying and formidable War King!!A voice rose in Wu Jie's mind.Ding![Host becomes familiar with the system rules, sparking the first task: Earn a hundred thousand energy points within a week][Task Reward: One hundred thousand bonus points, unlocking the shop, one lottery draw][Failure Punishment: Clear all the host's bank savings]...“Damn it, I'm going all in!”“If I win, I'll get the beauties; if I lose, I'll work my hands to the bone! What's there to be afraid of with such a small task? I'll take it!!”

She shouldn’t have got drunk, so she wouldn’t have court the troubles.
She slept with a handsome man and would be sent to the police?
Oh, my sweet Jesus…
“So you just ran away like nothing happened after you slept with me?”
“Old jerk! Even if I had the initiative, it was you who took advantage of me!”
As a saying goes, the more spoiled a president gets, the more likely he becomes a scumbag.
An adorable ‘wildcat’ vs. a scheming frenemy.
This was a love rivalry between a modern Cinderella and a Big Boss.
As time flew, the world was like a fleeting show.
When they met again after several years of separation, he held her hand tightly and swore that he would never give her any chance to leave him again!
Finally, he asked her to marry him and pampered his cute wifey with his endless love.

- Description from Novelupdates