City of Sin - Book 1, Chapter 7A

Jiang Shang travels through the Zongman world, but the first world is Fuyuki City?

Joan of Arc, who was not supposed to be alive, came to her door and begged him to participate in the Holy Grail War?

I thought it was the beginning of hell.

At the critical moment, the system awakens!

Just make choices, or rewrite the plot, to get amazing rewards!

“Ally with Joan, get: Top Heroic Spirit Template!”

“Choose to save Matou Sakura, get: Imaginary Space!”

“Summon a mad-ranked servant, get: the holy gun of the end!”

The Holy Grail War begins!

Facing the arrogant King of Heroes, Jiang Shang showed his magic whip under the dull gaze of all the heroes!

“Arrogant tyrants should be beaten constantly.”

“I won’t stop until you admit your mistake.”

- Description from novelbuddy

For decades, mysterious dungeons have been popping up all over the world. The resources found within these dungeons have completely reshaped human society, turning life upside down.In this world, Tsukasa Kisaragi, a high school student and active dungeon explorer, harbors a lingering regret.Back when he first got his explorer license, his social anxiety held him back from forming any party or making friends.But whether it was a blessing or a curse, Tsukasa was born with an extraordinary talent for dungeon exploration. He was so good at it that even solo, he could conquer any dungeon without breaking a sweat. He got used to going it alone, and before he realized it, he had become one of the few EX-rank explorers in all of Japan—so rare they could be counted on one hand.Despite his incredible skills, Tsukasa kept his true identity hidden, living a low-key life. But one day, he stumbled upon something that would change everything: dungeon streaming. And from that moment, his world would never be the same.

A man is stabbed by a robber on the run after pushing his coworker and his coworker’s new fiance out of the way. As he lays dying, bleeding on the ground, he hears a voice. This voice is strange and interprets his dying regret of being a virgin by giving him the [Great Sage] unique skill! Is he being made fun of ?!

This was the era of worldwide auto transformation!At the age of eighteen, everyone could awaken their autos and become auto men!Some awakened off-road vehicles, some awakened sports cars, and some awakened bicycles!By defeating the steel beasts and mechanical abyss monsters, unlocking achievements, and completing missions, one could earn point rewards to purchase various accessories such as firepower, armor, energy, and power cores!Xu Gu transmigrated here and started off by awakening an S-class heavy truck! Unexpectedly, he even had an additional binding to the Ultimate Enhancement System.[S-class heavy truck] got enhanced and became [SSS-class Leader, Optimus]![S-class liquid hydrogen energy core] got enhanced and became [SSS-class portable hydrogen fusion energy core]![SS-class defense force field] got enhanced and became [God-level Supreme Domain]![SSS-class photon pulse cannon] got enhanced and became [Super God-level Annihilator Cannon]!Starting with the Ultimate Enhancement System, with the body of an auto man, Xu Gu conquered the world, dominated countless realms, and proved his invincibility!