Otome Game no Heroine de Saikyou Survival - Chapter 29.1

The world is about to be destroyed to make way for an interstellar transmission array formation. A young man journeys through the stars to save his home. A bloody fantasy adventure.

- Description from novelupdates

I became a scientist for an evil organization.…But I’m too competent.

The third young master of the Gu household, Gu Ye, had a wooden personality, a stuttering speech, couldn’t remember an answer after being told ten times, didn’t dare to protest after being bullied, was considered the shame of high society. His father, in a fit of anger, sent him back to the old home in the country for the new year. But unexpectedly, he came back like a new person, in half a year testing into the top university of the capital with the highest score in the whole school.

Dreaming back to the Tang Dynasty, being an ordinary person, greedy for money, lustful, debauched and free.

- Description from novelbuddy