My Shadow Monarch's System - Chapter 24: Silver Blade Guild.

The day she transmigrated it, she was already the wife of two men. She later became the Queen of the country. Her life has been cherished by seven men.

Reincarnated without memories, given a second chance as a chimera with a limited lifespan. Leon struggles through his strange new life. He attempts to improve his dungeon and evolve himself to live longer and become the strongest Dungeon Master—no. The Dungeon Overlord.Helped by his Dungeon System: the mysterious Ifrit, Zafira a Level 100 Succubus Queen, and his band of trustee goblins. Leon aims to overcome his limits, survive and reach the pinnacle of the world. Whether through trade, domination, or tricking the hero's beautiful party members into becoming his private mercenaries.Leon will face the weakest and strongest beings in the magical world of Umbra and surpass all!

“Girls from the Lin family were so beautiful that they were destined to be concubines of the powerful.”

Recalling the last memories of this body, Lin Haoxue only felt hatred… Even if the He family was the most powerful family of the Wuhuan Empire, so what?

I swear that if I don’t exterminate your He family, I, Lin Haoxue, am even lower than a demon beast! Therefore, the most powerful He family situated in the capital of Wuhuan Empire became the first challenging target of this twelve-year-old good-for-nothing Second Young Lady from an average family of Taixing town.

Even without any profound power running in her veins, the adventure she had in Mount Bilu’s Falling Cloud Stream activated her eight elemental profound veins. Overnight she went from a having a garbage constitution to being a Middle-stage Profound Master realm cultivator, and since that fateful day, Lin Haoxue started down her journey of otherworldly domination!

- Description from Novelupdates

She, a 21st century mercenary queen, had crossed over into a tragically betrayed body of a waste. Waste? She will show them what it means to be a waste! Betrayed? With the Ancient Manual in her hands, she will astonish all the despicable men and cheap women!