Demon's Lust: making a harem with lust system - Chapter 18: Heaven on earth

In childhood, they were neighbors. Xie Zhen always bullied Li Yu.

Anyone who could construct a stable Spell Model could become a Wizard — that was the Wizards’ ultimate secret! Having been given a new life as the son of an aristocrat and armed with a super quantum computer from his past life, Spell Models came as easily as breathing to Merlin. With this overwhelmingly huge advantage, would Merlin become the greatest Grand Wizard of all time?

- Description from Novelupdates

Crown Reylin loved three things; flames, fireworks, and bombs. He didn't spare any of these against those who insulted him due to his family. No, Crown Reylin wasn't born in a poor family. He was born into an outstanding family with every descendant prevailing in their industry! But as the first immersive game appeared on the market, Crown Reylin stepped in... to enjoy more of his hobby!

Flames, fireworks, and bombs! Empresses, the kings and their princesses, and many more people will feel them!

It was Reylin's time!

The leader of the thousand demons, the Demon God Chun YeoWoon. Due to an unfortunate accident, he had been sent to the distant future.