The Rebirth of Han Yuxi - Chapter 167 - Flute

Xiao Yu, who was a student from modern Earth, accidentally transports to another world and becomes the lord of a territory. Facing an unfavorable situation, he vows to take back his family business, build his new territory, kill all of those who covet his wealth, and dominate the world!

- Description from Novelupdates

Once upon a time, an Alchemist Grandmaster from the World of Immortals accidentally took possession of a playboy, who hailed from a rich and powerful family, and became a student in the middle of his midterms.

Reborn as an Evolving Space Monster.The Paru is a peculiar Species that can be found billions of light-years away from Earth, on a small planet covered by strange minerals and crystals. The Parus are peaceful, as they can eat anything. From earth, to minerals, all suits their tastes. Why would such a peaceful Species develop the ability to Evolve by Devouring? The Parus Devour the minerals and crystals, which allow their shells to grow tougher and tougher every day. What happens when a person is Reborn as a Paru? What happens when a Paru isn't seeking a peaceful life, but one filled with adventure, adrenaline-pumping fights, and otherworldly beauties?The peaceful Species turns into a Calamity feared by this universe, and the next.

Florentia was reincarnated as the illegitimate child of the richest family in the empire.