Dungeon Overlord: Monster Girl Harem! - Chapter 2: Summon an Aide?

A ritual gone wrong gave him the world's deadliest Class—now all he wants is blood.Zeth stole the most powerful ritual magic in the world from a mad cultist. A Class that's fueled by the blood of his enemies and human sacrifice. One that's illegal to use, punishable by gruesome death. And now that he has it, he's faced with a choice: hide away for the rest of his life from those who would hunt him down, or embrace the power, becoming the hunter to get revenge on the murderer that stole his friends' lives.For Zeth, that's no choice at all.His enemies have to die. And he plans to use every drop of blood, eldritch ritual, and demonic summoning he can to kill them.

Transmigrated into the novel you read and became the heir of the Duke, only to be trampled under the protagonist's foot?Passerby villain?Appeared in only one chapter?“Who are you looking down on?”Ian cursed his destiny and vowed to change everything.[Ding!][A new quest has been activated.]'Oh? Do I have a system? Even better.'[Basic Quest 1: Don't let your flower slip through your fingers.]'Nice, I won't let go of her anyway.'...[Basic Destiny Quest 1: Can You Finish What You Have Started?]'Bring it on!'...[Ding!][You are at an important fork in your fate.][Unique Destiny Quest: Fight with all you have.]'Heh? Who are you looking down on?'As Ian completed one quest after another, he also inadvertently began to fall into a vortex of the unknown. He discovered there was more to this world than described in the novel.'Damn it! These suspense and twists, one after another, are killing me!'---Tags: Smut, 18+, Harem, no incest, weak to strong, Romance, Wizard, Magic, Knight, System, Multiple Planes, Elf, Demons, Monsters

This is not your usual isekai novel. it has my unique world background, unique power system and i am trying it make it a unique experience for every reader. :)

Athan, a 16-year-old boy, lived until he was killed for a stupid reason. (stupid reason & more in the prologue:v)

But it seems that fate had stored different things for him as after death as he transmigrated in the magical world inside a dead body of a boy with the same name and same facial features as him.

He also found out that a mysterious black whirlpool seemed to be inside him.

Was someone responsible for his transmigration? if so then who? and why? or was it pure coincidence that he got a new chance at life?

Xuan travels to another world, and everyone can be reincarnated into another world once for free on the day they turn eighteen, until the end of life.

After each reincarnation, you will be evaluated by the True Spirit Pagoda and get the True Spirit value.

The true soul points can be exchanged for the income of the reincarnation world, such as: exercises, medicines, weapons, etc.

And Yang Xuan, carrying the one-click tracking and one-click full-level system, started a crazy journey of reincarnation.

…

Initial world: normal world

One-click tracking: Find the national martial arts boxing method, Bajiquan.

One-click full level: Bajiquan, full level!

Break through the void and see God is not bad!

…

The second reincarnation: the world of low martial arts

One-click Tracking: Nine Suns Magic

One-click full level: I Ching washes marrow, all diseases are invulnerable, diamond is not bad, life is endless, good fortune is pure yang

Pure Yang physical body, great master of good fortune.

…

When others are still trying to reincarnate into the ordinary urban world,…

- Description from novelbuddy