Suterareta Yuusha no Eiyuutan - Story 3-5: 『Hayase Fuuko’s Feelings』

Three Days of Happiness is a novel by Sugaru Miaki, also known as Fafoo. It’s a rewritten version of the story originally posted to 2ch.

The premise of the story revolves around a shop where one can sell away the remaining years of their life, and the consequences of doing so.

“I Say A Little Prayer” is a short related story which was posted along with the novel’s release. It spoils some things about the main story, but nothing major.

“Congratulations to the host on binding the magnate check-in system.”

This meant there were rewards for checking in.

“Check in successfully. Get one billion assets.”

“Check in successfully. Get the incomparably handsome face of an immortal.”

“Check in successfully at the East Mountain Villa. Get ownership of the East Mountain Villa.

…

Since he bound the check-in system, Chen Yun had been checking in or on his way to check-in.

From then on, a brilliant magnate was on the rise as he traveled through the world and commanded respect. He became the most honorable man in the world!

[Power System has beautiful Waifus as his spirits.]

[Read for the great plot and a perfect HAREM. There will be SMUT chapters only when required. The protagonist isn't Naive and treats his woman with care.]

[Read only if you want a great plot, sweet romance, a perfect harem, and good smut without any forced development.]

[Story would make sense as you progress I have avoided info dump and explained in a natural way to answer each question through the characters.]

*Ding!*

[Dual Cultivation System installed]

…

Yue Yan Gets kidnapped by the goddess on his sweet night with his girlfriend. She asks him to help her on a mission against the XieLong temple but he turns her down.

Later, some mysteries reveal their past and Yue Yan agrees to help her in order to meet his Bing'er again who has also been sent to the new world.

When he transmigrates into the body of Meng Long, he finds out he has a special Physique, the Supreme Yang body that stops his growth in Cultivation unless he Dual-Cultivates with a woman.

Yue Yan's new family had mistreated his predecessor Meng Long so he decides to leave the clan to embark on a new path with his beautiful concubine Xue Rou.

Join Yue Yan AKA Meng Long, in his Journey to reach the pinnacle of the world.

A virtual underground game that has no protection. Lurking with players who seek power, fortune and survival. Kieran chose to enter this VRMMORPG game without hesitation because he knows this is his only way out from death. Can he escape death in real life or dying via the game?

- Description from Novelupdates