MTL - The Villain’s Younger Sister - Chapter 4 4th

This legend tells the tale of the protagonist, Kuroki summoned to protect the demon king from the hero.

Kuroki, unbeknownst to him, suddenly came to another world. He was summoned by the demon king, Modes. The territory which the demon king overrules was in the midst of being destroyed because of the hero. He had no choice but to bow before Kuroki.

“Please save us, Savior Dono!”

Kuroki nodded, deciding to save the demon king due to an unexpected turn of event.

Idol show for dead people?Rayen was suddenly thrown into a supernatural idol show after meeting an untimely death at the peak of his career as a band vocalist.Upon waking up in a strange building, with a creepy stalker fan claiming to have written his entire biography, and a strange jukebox demanding him to perform, he learned of his death and found himself in a bizarre situation.[Please select a song to dance.]“What? Dance? I don't know how to dance!”[Select a song or disappear?]“Ain't no way I'm gonna dance!”[If you want to revive, become an idol.]“Screw revival! I don't want to dance!”

Under the vast immortal sky, the brilliance of an era is nothing but fireworks blooming at the fingertips.

Overlooking the earth, for thousands of years, life and death, where are they all? The Immortal Gate, the Dynasty, and the Supreme Holy Land are all just a handful of loess under the Immortal Vault.

A thousand years of splendor, and a smash into ashes.

Cinders sprout in the depths of the ruins, and you and I strive to be the trees that reach the sky.

What the hell is on the other side of the Immortal Firmament?

- Description from novelbuddy

A high school boy meets an unfortunate end by a well-meaning but bureaucratically incompetent god. As an apology for his accidental demise, the god offers him reincarnation in a fantasy world—complete with a powerful cheat to ensure his survival. However, due to a small clerical error, our protagonist is reborn as a girl!Determined to make the most of her new life, she boldly declares, “Give me the strongest weapon imaginable!”—only to be granted… a harem of overly devoted female soulmates?!Now, stuck in a medieval world filled with magic, monsters, and gorgeous women vying for her affection, she must navigate her bizarre fate while somehow becoming the legendary hero she was meant to be.Will she ever find a way back to her original body? Can she survive this world without succumbing to yuri-fueled chaos? And most importantly… does love truly conquer all?!One thing’s for sure—her adventure is about to be way more complicated than she expected.