Harem-Powered Kingdom Building: Empire of Carnal Sin - Chapter 38: Underworld

Tachikawa Shin always thought he was a decent, upright man—unfortunately, he’d been saddled with an indecent favorability system.Raise others’ affection to grow stronger?“I’d rather stay away from these witches, but this concerns my safety and physical integrity... Well, it seems I don’t have a choice,” Tachikawa Shin said righteously, with absolutely no perversion whatsoever.All hail the Rizzler!

A struggling businessman on the verge of bankruptcy finds himself drunk one night, only to wake up in the past—specifically, in 1943 London, amidst the chaos of World War II.This is an era of both immense danger and unprecedented opportunity. It is a time when the British Empire, once the unrivaled superpower where the sun never set, is finally witnessing the dusk of its dominion. Meanwhile, the United States is rising to claim the mantle of global leadership, reshaping the world's balance of power.This is the era where everything begins—where old rulers step down and new powers rise to take their place. This is the era where Pierre finds himself, an era filled with the kind of opportunity he never had before. A small, precious chance to rise, to become a giant, to seize the throne of power, to become a ruler, a world hegemon.

Amamiya Hiroto is unlucky. His life consisted of misfortune after misfortune, culminating in an unlucky death during an incident on a school boat trip, trying to save a girl he barely knew. After death, he met a god of reincarnation who requested that the hundred or so dead passengers—one of them being the girl he tried in vain to save—be reincarnated into another world.

Protagonist travels between different anime worlds to right wrongs and uncover his reason for being along the way.

- Description from Novelupdates