Shikkaku Mon no Saikyou Kenja~ Sekai Saikyou no Kenja ga Sarani Tsuyoku Naru Tameni Tenseishimashita~ - Chapter 4 Strongest Sage, Bring Food to the House

When a young woman is killed in a traffic accident on her way home from work at a tax bureau, she suddenly finds herself transported to the world of the otome game she was playing the night before – but instead of the heroine, she’s been reincarnated as the bad guy! Using her knowledge of the game, “Iris” manages to avert personal disaster and decides to rebuild her life with her modern-day economic know-how. This is one mean girl who isn’t going to let her perceived reputation stop her from being a heroine!

Su Yang was an average university student in Shanghai when he received a system that allowed him to add points to things. The point system provided him with missions and by clearing them, he would gain points.

You Liangxing would never open the speech function in game.
That was because his voice was…
Particularly! Kittenish!

But there was one day, he queued up with a teammate who had so much to say that they may as well explode. Vexed to the point of no return, he contributed a voice that was capable of splitting heaven and earth, “Don’t BB.”
The other party who was being scolded stilled. In the ensuing silence, he suddenly let out a long, relishing… Moan.
You Liangxing: “…..”

Later —
He realised that the person was a great god,
Much later,
Without him realising,
He became the great god’s royal healer.
…. And also his boyfriend.

- Description from Novelupdates

Darius had nothing going for him. Ever since he could remember, he had been treated as absolute trash by his boss, who was one of the greatest scouts for actors, singers, idols, and anything you could think of.However, everything changed one day when a truck rammed into him and sent him back in time to start his career as a nobody. But, this time, he hadn’t returned empty-handed. He received a great talent that would make him the best Manager the world had ever seen.【Talent Booster: You can increase the talent of those close to you. The closer and more intimate they are, the better the skill's effects will be.】You can’t sing? Sleep with me, and you’ll win a Grammy.You can’t act? Sleep with me, and you’ll win an OscarYou’re talentless? Sleep with me, and I’ll make you whatever you desire.