The Supreme Satanic System - Chapter 118 Motives!

Coming back from the magic world, Riya rebuked her shameless stepmother.She was back to her first life with the world treasure and thought that her life would be smooth sailing.But…What was happening with the environment?Why did the mana suddenly recover on this Green Planet?And why did those magic beasts also appear?Riya: ???Ah, Riya silently swore to secretly become stronger to deal with these magic beasts that went on rampage. She would use her runes to make a better life while watching the world recover from the destruction.Unfortunately, things were not so simple.Her best friend’s brother suddenly locked his attention on her.“Ah, ah, ah, you don't have to mind me….”“The runes you make are really interesting. Can you show me more?” The man smiled and stepped closer.“I…I can, but can you please not come too close?!”Riya just wanted to meditate silently, so how did she suddenly attract this big boss’s attention?

A teenager named Evan Mason was reincarnated into the magical world of Harry Potter and goes to school at Hogwarts!
With only his knowledge of the future and great talent for magic, he takes the path towards the top of the magic world, only to realize that ever step he took, changed everything!

- Description from Novelupdates

“If magic is power, then I'll build my own.” - Adrian.When a genius tech developer dies from overworking, he awakens in a world ruled by magic, ancient empires, and mythical beasts.But unlike the natives who manipulate elemental mana, he is granted a mysterious technology system that lets him reconstruct modern and futuristic tech.Armed with the knowledge of his old world and this game-like system, he begins to revolutionize the magic world. But his rise threatens the very foundation of society, drawing the attention of kings, mages, and forbidden powers that ought not to be offended.As nations clash and secrets unfold, one question remains:Can technology coexist with magic… or will one destroy the other?

[Initializing Harem System of the Demonic Dragon God]“Damn! I was right!”He received the greatest gift of all, a System!A world of cultivation, where the strongest rule! The man took the place of Strax Vorah, a noble abandoned by his family that worships the Sword.With an insane desire to become the strongest of all, he now wants to have the most powerful wives!________________Additional tags: Fantasy - Adventure - Action - Romance - Harem - R18 - No NTR - No Yuri - Weak to Strong - Bloodlines - Evolution