Nightmare’s Call - Chapter 506 - Divinity:

Jiang Hao, who is a high school student, was struggling for his college entrance exam…However, this day, a super decomposition system appears in front of him suddenly.By decomposing different kinds of items, he can unlock and use any types of talented abilities, even the power of controlling the time and space.“Ding! Decomposing a math book, obtained one crystallization of mathematics!”“Ding! Decomposing an ant, obtained the ability: Superpower!”“Ding! Decomposing a spider, obtained the ability: Danger Sense!”“Ding! Decomposing a female ghost, obtained the ability: Divine Footwork!”……From that moment on, Jiang Hao began his journey of adventuring this world. This strange world wasn’t simple as he thought.With the Super Decomposition System’s help, he explored the truth of world step by step, and unlock the secret in the deep.

The existence of a magician is to understand the truth of the real world. Saleen Metatrin, an ordinary magician, initially wanted to change one’s mind and destiny. During this, he went through many situations and phases in his life.

The NPC sets out on a journey to defeat the Demon Lord, joined by beautiful girls he meets along the way.---This is an NSFW story, so if you're under 18, turn back now, son. No NTR, and no full-on Yuri. There might be slight Yuri—like girls kissing and stuff during threesomes—but it's not that kind of Yuri where the girls fall in love with each other while in a relationship with the MC.---

Doomsday comes, and human beings enter the heavenly world.
Ten years later, Yang Chen, who was betrayed tragically, returned strongly with the Tianyu bug. In this life, he vowed to make the betrayal pay the price. He has a powerful bug bonus, just like an open hang. Frightened to hear…

- Description from novelbuddy