MTL - Invincible Exchange System - Chapter 506 Wang Jian's bitterness

After ten thousand years of cultivation, he could have achieved immortality. However, his lack of human experience led to his failure to attain immortality.Thus, he resolved to immerse himself in a century of human existence, seeking to enhance his journey toward immortality. What he didn’t anticipate, though, was that upon entering the human world, he would find himself cast as a son-in-law, facing disdain not only from his wife’s parents but also from his beautiful wife herself.Armed with a wealth of cultivation knowledge, how could he transform his drab human life?

You are the ruler, I am a subject, you want loyalty, I’ll give you loyalty. You are the ruler, I am the subject, you want my sacrifice, I will sacrifice for you. This lifetime, we’ll only be ruler and subject…… cannot become the one who accompanies you to experience everything.

A deposed empress, a failure of a substitute. Charging into battle, he was the emperor, and she, his general. But within the intimacy of their military tent, he was her husband, and she, his wife.

But everything was star-crossed. For the one he loved the most, he would push her into hell again and again.

- Description from Novelupdates

An otaku with a hobby of masturbating was reincarnated as the son of a great mage.

As soon as he was born in this life, he vowed with a goal of embracing women till his death.

That said, when he became 20 years old, the Demon Lord which was sealed by his ancestors revived, and now it is his role to seal it once again.

And that demon lord is sealed in a tower dungeon that is rumored to be impossible to capture.

However, by an unexpected coincidence, he had found out that the Demon Lord is also one of him, a kindred spirit from within,

so he joined her instead and filled several traps in the tower dungeon, and thus they enjoyed a s*x spree with all the women coming over!

Wang Li thought dying would be the end of his troubles. Instead, it was just the beginning.After his untimely death, he finds himself reborn in a world of powerful cultivators, ancient sects, and deadly rivalries. With a mysterious Primordial Rebirth System, he has a second chance to reach the peak of cultivation. There's just one problem…All of his ex-girlfriends from his past life are here too!From the cold and ruthless Mu Yuechan, the Ice Demoness of the Frozen Lotus Sect, to the fiery and unpredictable Lin Ruoyan, the Scorching Sun Saintess, and even the cunning and seductive Feng Yuling, the Fox Demoness of the Thousand Illusions Pavilion—each of them remembers their past with Wang Li.And they all have unfinished business with him.Some want revenge. Some want redemption. Some… might even still have feelings for him.But in a world where love can be deadlier than any sword, Wang Li must navigate sect politics, ancient grudges, and divine conspiracies—all while trying to survive his vengeful, jealous, and ridiculously powerful ex-girlfriends.Can he mend broken relationships? Can he avoid being frozen, burned, or seduced to death?Or will he somehow turn this chaotic mess into the greatest cultivation harem in history?One thing’s for sure—cultivation has never been this complicated!