I Became the First Prince: Legend of Sword's Song - Chapter 294

No one is optimistic about the marriage between the most respectable man in Yun Cheng and the most disfavored daughter of the Mu family.

Her parents died in planned accident by her uncle. They used her in every way they can. They planned to sue her so she wont take her fathers company back. They want to destroy her life making her penniless. No one knows that she is the not the same girl who was played as puppet in their hands. Five years changed her a lot. Now she is a hidden genius still acting pityfull to take revenge.

An Unexpected Turn: Villain Becomes DadIn a hilarious twist of fate, Yang Chen is reborn as the brainless villain in a romance novel, already at odds with the destined hero, Lin Yan. Knowing he can’t directly challenge him; Yang Chen makes a strategic move – saving Lin Yan’s mother from a chronic illness.This act of kindness blossoms into love, and a year later, they welcome a child. Yang Chen, hoping for a peaceful family life with his wife and son, is met with a shocking system notification:[Host’s son is born, plundering his elder brother, the male lead’s Providence Luck by 3000 points!] [The Great Villain System is officially activated!]The system throws Yang Chen’s plans into chaos. He’s forced to become the antagonist he was originally destined to be, but with a hilarious twist – his target is now his own stepson!

However, he did not know that he was not raising just a harmless pet, but a biological weapon secretly made by the government… a real monster.

As a former librarian, Rand felt that he had been living an ordinary life, the one that he had reclaimed unconsciously every single day.

Recently, he has been a little upset because the pet fish he accidently brought home to raised seems to have undergo some strange changes

Well, it turned into a merman.

- Description from Novelupdates