Mr. Nian, Your Wife Refuses To Be The Substitute - Chapter 2

He Lang died by his own hands for the sake of his imperial younger brother’s ambition, whom he loved. He was offered to be reborn in exchange for giving up his past romantic feelings. Reborn without the burden of his romantic feelings, he brings with him a manual to new worlds. He wholeheartedly followed the instructions of the manual to complete the tasks, not knowing that the originally slag gong was blackening…
He pleaded to his affectionate Emperor brother to release him, he pleaded to the paranoid prisoner next door, but until the end he remained baffled.
In the end, he discovered that the full name of the manual was – “Slag Shou Cultivating Manual”
Σ (っ ° ° °;) っ!

- Description from Novelupdates

A 30 year-old construction foreman and company worker, Satou Tarou dies from an unexpected accident. However, he receives a cheat-like ability from a god-like existence which allows him to cast healing magic and the knowledge to produce potions.

Using his newfound powers within this new world, Tarou accumulates a surplus of wealth and changes his name to Tauro. Setting his sights on the pleasure quarters of this parallel universe, perhaps the beginning of a new legend is on the rise….

Just because she glanced at him once more in the crowd, she inexplicably “seduced” Capital's young Mr. Peary. So—“Uncle, I'm stuck at the police station.” Soon, a large group of black-clad, gun-holding people stormed into the police station, nearly blowing it sky-high.“Uncle, someone says she is your wife and told me to take good care of her.” In an instant, the woman disappeared, and a certain man physically demonstrated to her that he only has one wife.In public, he is the cold and ruthless CEO of MC. In private, he is a rogue husband who tries every means to coax her into bed.One day, a certain woman couldn't stand it any longer, clutching her waist and sobbing, “You're sleeping in the study tonight.”The man hooked his lips, “You seduced me first, you proposed to me, you wanted to have a child...”

“Listen, the ancient gods are whispering, He said…they will return eventually!”

According to legend, the rulers of this world should have been those ancient gods, and every death of them was a grand rebirth…

Those who believe in the gods wake up the sleeping gods, light torches in the dark, and burn the world.

My father disappeared because he was investigating the resurrection of a certain god, and his life and death are still unknown.

I panicked, but not totally panicked.

Because the resurrected god is me.

- Description from novelbuddy