Reborn as the Genius Son of the Richest Family - Chapter 6: Planning plumbing

In a world where Taming Beasts determine strength and destiny, Leonhardt Valtara is reborn as the heir of the most feared villainous family in history. The Valtaras are ruthless, powerful, and utterly devoted to their own—especially to Leonhardt, their beloved son.But his greatest surprise?He is married to Celestia Nightshade—the Number One Villain, a peerless beauty, and the most genius Taming Beast Master of her generation. Feared by the world, Celestia wields unmatched power, yet behind closed doors, she is the most doting wife, willing to burn kingdoms if it means protecting Leonhardt.However, fate has already written his downfall.The original protagonist, Rael Ascarion, a rising hero, is destined to gather allies, defeat the villains, and restore “justice.” By his side is Evelyn Astralis, the heroine meant to love him. According to the original story, Leonhardt and Celestia are fated to lose.But why should he follow a script that leads to his destruction?With his reincarnated knowledge, Celestia’s overwhelming power, and his first beast, Ironhorn, the Indomitable Rhino, Leonhardt will crush fate itself and carve his own path.If the world wants him to be a villain…Then he will become the greatest villain of all time.

In a tyrannical world, what is evil? What is benevolence? All living creatures are brutal. Passing through the heaven road to find one’s purpose in life. Struggles to be stronger is not an easy path. The whole journey thistles and thorns, one blade chops open a path, I alone will be supreme!

- Description from Novelupdates

In a land where no magic is present. A land where the strong make the rules and the weak have to obey. A land filled with alluring treasures and beauty, yet also filled with unforeseen danger. Three years ago, Xiao Yan, who had shown talents none had seen in decades, suddenly lost everything. His powers, his reputation, and his promise to his mother. What sorcery has caused him to lose all of his powers? And why has his fiancee suddenly shown up?

Knowing she married a wrong guy, what would she do to deal with the subsequent marriage lives?

In order to pay for her brother’s medical expenses, she had to replace her own sister to marry the rich family's elder son . She always thought she was married to the elder one, but she did not know her husband was nominally the younger son He Yi Ning.

He Yi Ning, the real heir of the rich family, the ruthless business emperor, the ruthless workplace tyrant, and her sister’s dreaming husband. When she found out that the person who married her was He Yi Ning, she stunned and asked, “Shouldn’t i be your sister-in-law?” He smiled charmingly: “Are you unhappy with your husband?”