I Will Fulfill the Role of the Villain - Chapter 104

A con-man and policewoman that are legends of their respective professions suddenly die, then are reincarnated and return to the Tang Dynasty of ancient China as little kids.

Accepting their second chance and forced restart, they choose to use the modern knowledge and specific talents that they have in their previous lives in order to live comfortably in this new life.

- Description from Novelupdates

As a kind of punishment, the wings of a demon king were cut, and he eventually lost all of his power. To get back his power, he made a deal with the angel. He will go to the realm of humans to find a special girl with a special skill who is meant to be her queen. If the woman got pregnant, all of his sins would be forgiven, and he will regain all his powers. But he didn’t think that knowing her would be an adventure for him as the king of demons in the human realm.

【 Warning: Mature Content R-18 】“To rule the world, he wanted to be a King. Fate decided he would be a Queen.”*Slow-Burn TF: A detailed transformation from a lean boy to a voluptuous, devastatingly sexy beauty.*Genre: Gender Bender (Male to Female), High Fantasy, Adult, System, Harem, Incest (Cousins), R-18, Mature, Yuri (After Transformation), Domination/Submission.Alex was a disappointment. In a world ruled by powerful Gene Warriors, he was a nineteen-year-old F-rank awakener with zero talent, working the bellows in his uncle's blacksmith shop.As a fellow traveler from Earth, he dreamed of a powerful system, strength, domination, and standing at the top. But a thunderstorm in the Green Leaf Mountains changed everything.Seeking shelter in a dilapidated shrine, Alex stumbles upon a broken statue and a mysterious, silver-haired beauty who shouldn't exist.She is the Silver Serpent Empress—an ancient, predatory soul in need of a body. And she chooses him.Locked in a battle for his own body, Alex watches in horror as his rough skin molts away to reveal porcelain perfection, his muscles soften into dangerous curves, and his presence becomes a pheromone-laced trap that no one—male or female—can resist.“Stop fighting it, little vessel,” the Empress whispers in his mind, her voice like honey mixed with poison. “Look at how your cousin looks at you. The City Lord wants to chain you to her bed. You have the power to bring kingdoms to their knees... all you have to do is open your legs.”Alex trembled, clutching his chest where his nipples were throbbing painfully against his shirt. “I am a man! I won't be your toy!”“Are you?” she laughs. “Then why does your body tremble so sweetly when you are touched?”Alex must navigate a world where he is no longer the hunter, but the ultimate prize.

Xiao Luo and his girlfriend had been in love with each other for four years when she proposed a break up. Because of this, Xiao Luo sped his car in the night and ended up in a car accident. But it was a blessing in disguise as he unexpectedly fused with a high tech system that originated from a universe hundreds of billions of light years away. From this moment on, the entire world started to run amok.....