History's Strongest Senior Brother - Chapter 3: Performing a Great Play

The end of all worlds approaches.

The Demon King Order harvests lives from all manners of living beings.

Within this darkness full of despair,
A single person escaped from space-time, returned to before the world collapsed, determined to change the fate of the past.

But as time pass, he gradually finds out that the Apocalypse isn’t quite as simple as he thinks…

Trying to drown her sorrow with alcohol after her boyfriend hooked up with her sister, Ning Qing ran into the rich and powerful Lu Shaoming in a bar. “I need a wife,” Lu said, and the two got their marriage license.

Soon, she who became a pop star won many pretty boys’ hearts. Singlehandedly, he got rid of all her potential flings and acted innocent. Ning Qing bristled, “Lu Shaoming, what happened to staying out of each other’s private life which we talked about?” Turning the light out, he came over her and whispered, “Now our priority is to make a baby.”

When a boy in a medieval fantasy world wakes up with the memories of his past life, he discovers a secret buried deep within his mind—a highly advanced AI companion. This AI, a relic of his previous existence, holds the knowledge of a futuristic world filled with technology, science, and innovation.Armed with this unprecedented advantage, the boy embarks on an extraordinary journey to transform his medieval surroundings into a thriving futuristic utopia. From reinventing agriculture to creating advanced cities, he introduces ideas far beyond the comprehension of his peers. But his vision isn't without challenges—power-hungry nobles, skeptical commoners, and ancient magical forces stand in his way.

What does “being perfect” mean to you? To Hashidate Yuuto, it means everything. All his life long he strived for perfectness until a single incident occured in middle school that ruined his plans of being perfect: He pooped in front of the whole class and parents. Believing, that his reputation was destroyed and that he would never be able to reach perfectness anymore, he wished that the incident never occured. This is when a mysterious Goddess named Maki offers him a button that allows him to go back in time.

Based on the popular Vocaloid song “” by kemu.