Itai no wa Iya nanode Bōgyo-Ryoku ni Kyokufuri Shitai to Omoimasu - Chapter 407

Due to investigating an arms case, he was forced to become a gigolo, from then on, the cute little loli, the sweet and pure young married woman, the cold and aloof CEO beauty, and all kinds of other beauties surrounded him.

In Ten Heavens Domain, full of respected powerhouses, juvenile Ling Tian accidentally obtained a mysterious iron sword. He refined the Supreme Martial Dao, studied the Divine Spirit Array Laws, fought Ten Thousand proud and arrogant Heavenly Clans, and was undefeated! Seven Feet Sword Tip sweeps away the world, within the Ten Heavens, I am the Supreme God Monarch!

- Description from Novelupdates

History speaks of a famous Genius... a genius who at the start, no adult whished for their child to emanate.GORT FAIRBANG.That's the name.He was the son of the current village chief, the son who won awards and even headed out to prestigious schools in a grand manner.But one day, a few screws came loose in his head, and he decided to return to the poverty stricken village, throwing away his good cards for the live of nothingness!Crazy! Crazy!He must be insane, many concluded.But what they didn't know, was that this one-in-a-million-year genius, had returned with one sole mission in mind.And that was to SAVE HUMANITY!

I never thought I could become a hunter.I never thought I would get the chance.But that wasn’t true.「 ‘Tower of Trials’ has selected all suitable candidates from Earth. 」「 Please select your difficulty. 」「The chosen difficulty will be directly proportional to your rewards. 」I was given a chance now.A special one at that.