Dorothy's Forbidden Grimoire - Chapter 57: Rules

Untolerated by heaven, a boy was restricted by the most powerful spell.

He accidentally acquired a painting inhabited by nine souls that claimed to be immortal.

Then, the legend of a strong young man who violated heavenly principles against the course of nature began.

- Description from Novelupdates

Gao Yang was an orphan who, at the age of six, crossed over to a “parallel world” and began living in a warm family of five.When he turned eighteen, Gao Yang accidentally discovered the truth about this world: it wasn't a parallel world at all, but a mysterious realm, and the loved ones and friends around him were all terrifying “Monsters”!Gao Yang, upon uncovering this truth, narrowly escaped death and, at a crucial moment, gained a system called “Luck” .The longer he survived, the stronger he became! And so, a deadly game of sheep and wolves unfolded...

Before she met the system, Bai Yu always thought that she was a girl who was incomparably innocent who can’t understand.

After encountering the system, she dragged the sour and tired body day and night, greeting the system and the man for a thousand lives and 10,000 times.

– The final conclusion is that the body is fragile, and it need to be cherished.

This is a story of being crushed by one male after another.

- Description from Novelupdates

[Warning!!! Adult Content!!! R18!!!]All his life Damian has endured abandonment but his fiancé's betrayal with a senior associate was the last straw that broke the camels back. Shattered, Damian ended his life with a bullet to the head.[Rejoice, you have been chosen to become one of the seven potential successors of the demon lord!][Good Luck. You will need it]Instead of death, Damian is given a second chance at life but as one of the seven princes of hell. The Introduction of the system into his life turned it into something adventurous.Tasked with sleeping with virgins, seducing the righteous and spreading immorality to the entire realm, Damian is exposed to a world he never knew existed.“But wait, you mean I also inherited a three wives as well?”“What do you mean they are the jealous types and I'm not allowed to get married?”---