MTL - Invincible Non-stop Upgrading System - Chapter 580 I want to fight with you for 7 days and 7 nights

“You are the Yan family's heir. From now on, you are a boy, not a girl.”From the moment Yan Xiuran could walk, those words defined her existence.As the eldest child of the Yan family, she was never allowed to be weak, never allowed to make mistakes, and most of all—never allowed to be herself.For twenty years, she lived as the perfect son—ruthless, brilliant, unstoppable.Until the day she was no longer needed.Her sickly half-brother recovered.Overnight, she was framed for crimes she didn’t commit. Branded a traitor. Disowned and exiled.“You were never my child. You're a bastard.”Stripped of everything, Yan Xiuran vanished.Five years later, she is no longer the forsaken heir but Li Xiyan, a nameless medical student with no past.But fate has other plans.Assigned to care for the fragile daughter of Shen Yuze—her family’s greatest rival—Xiyan is dragged back into the world she swore to abandon.Shen Rui clings to her.And her cold, calculating father? He refuses to let her go.“Stay by my daughter’s side, and I will give you everything your family took from you.”Her family abandoned her.Now, her enemy treasures her.

This is a world where humans, demons and mysterious beasts coexist.

Humans cultivate mysterious qi. Demons cultivate corporeal bodies. Mysterious beasts cultivate soul perception.

A legend says that in the middle of an endless rainforest, there are extremely powerful existences; they are called demon kings.

Some demon kings have a tyrannical corporeal body, some are experts in illusions.
Some demon kings are proficient in magic, some can even move mountains.
Some demon kings are able to sense things thousands of miles away.

These demon kings rarely appear in the human world. Even if they emerge in the human world, they would reincarnate in human form; assimilating with mankind while seeking to breakthrough realms…

- Description from Novelupdates

When Lucas was having drinks with his friends at a bar a strange girl approach him at a bar and asks Lucas some strange questions.

He didn't think much about that question I mean what could possibly a girl can do and just tell her his ideal world dream but he didn't have thought that by answering this questions, he's on his way down an insane rabbit hole.

But he awaken in a different world almost exactly like his own, but where he have the ability to freely use any woman as he wish for without anyone seeing it as anything other than completely normal, and where anyone will accept any word he say as a truth to be listened to.

Which leaves him only one in this world of casual free use: to become king.

Transmigrated into the world of High School DxD, Roy believed he had been handed a life of luxury and glory. Born into the prestigious Lucifuge family, with his Sister Grayfia as his strict yet devoted older sister, he thought he was destined for greatness. 99,997… 99,998… 99,999… 100,000!!But... reality proved harsher: Roy lacked demonic talent and, despite years of training, remained a Low-Class Devil. his peers effortlessly achieve High-Class status, he’s been trapped in a cycle of endless sword practice and ridicule. Yet, he refused to accept mediocrity. Ten thousand sword swings a day, relentless training.. Until one day..[Ding! The Strongest Demon King System has been activated. Access functions to learn more.]---- High School DxD - Main World!1 - High School of the Dead [●] - First2 - Demon Slayer [●] - Second3 - Akame Ga Kill [●] - Third4 - Bladedance of Elementalers [●] - Fourth5 - Campione [●] - Fifth