The Hidden Dungeon Only I Can Enter - Chapter 10

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!”

While on a plane ride, Shuuta Fenton and his classmates are whisked away to a fantasy world by Holy Lord Meruria. She reveals to them that they are to be her Soul Warriors. Most of the students display extraordinary skills after opening their Soul Crystal, but Shuuta is the only one to not have any potential, being cursed with a 0-Star Soul.After a sham trial to decide whether or not he can be useful to her, in which his own sister argues for his sacrifice, Holy Lord Meruria banishes him to the void, an inescapable realm of unending torment, to recoup the Holy Mana she spent on summoning him.While his body was destroyed, Shuuta's desire for revenge keeps his soul intact long enough to gain the attention of an unknown entity. It alters his essence and turns him into a chimera, something viewed as a blasphemous abomination that grows stronger by consuming others.After his soul is summoned again, and this time by the imprisoned Dark Lord of Tyranny, Shuuta frees her and throws away his former identity to become Lyudmila Springfield, the future Transcendent Dark Lord that will spill the blood of her enemies.

Ever since she transmigrated, she was blessed with an inbuilt anti-poison detector.

Beep beep – What? Her father’s concubine was evil and her half-sister was vicious?
Beep beep – Ah! She was in an arranged marriage and her husband did not love her?

Who cared? She could kill those evil creatures instantly with her high intelligence.

Her unparalleled beauty attracted countless suitors and her popularity topped the charts. No one was immune, even the emperors and princes were all captivated by her…

- Description from Novelupdates

There is a famous fairytale. A kindhearted girl whose father and stepmother got married and became a family of five with her two stepsisters. The poor girl who was condemned by her stepmother and stepsisters when her father died. The very fairytale, Cinderella.