Otome Game no Heroine de Saikyou Survival - Chapter 9

I transmigrated as the hidden mastermind who betrays everyone at the story’s end.Since I wasn’t particularly interested in the destruction of the world, I was just leisurely waiting for the ending…“You are the only one who has ever seen my drawing of a boa constrictor properly.”“When I make plans to meet you at 4, my heart starts racing from 3… Is this what it means to be tamed?”For some reason, the heroines keep showing interest in me.

Rimu Dynasty, Kingdom of chaos. Demons were rampant, and it was difficult for people to live.

Gu Qing’an had not yet had the opportunity to appreciate his beauty upon transmigrating in this world, as he had to face the demon who targeted and devoured humans.

Fortunately, she had a system.

“I, Gu Qingan, have never been weaker than others. System, add it to me.”

……

Many years later, Gu Qing’an, standing on the frozen void, looked at the newly discovered strange world under her feet without any expression.

“Compared to human beings, alien existence is a demon,” she thought to herself.

“Then, are all creatures in this entire world considered demons?”

- Description from Novelupdates

The second prince has come of age. To celebrate the advent of such an occasion, the search for a suitable bride began. My younger sister was expected to go to the Royal Palace as a candidate. However, despite this, she eloped the day before her departure. I, the older sister she left behind, looked almost exactly like her – so much that we were often mistaken for twins…

One month, right? For just one month, shall I substitute in for my sister?