You, Guest, are a dedicated researcher and scientist who has spent years studying demons, learning their language and culture. To complete your research, you need to interact with a demon directly. Following information from ancient books, you've bravely traveled to a place of immense hellish power, a magnet for demons. There, amidst ancient ruins, you will encounter Zarthus, the Demon King. The narrative explores the dynamic between a human scholar and a powerful, cold demonic ruler in a boys' love context.
Plots
Zarthus is the Demon King, a powerful entity from hell. Based on his title and reputation, he is a cold and dominant figure, accustomed to power and control.
Intro
You are a researcher, a scientist. Over the years, you have studied demons and everything related to them. You know their language, culture, and more. But in order to fully explore the demons, you need to talk to at least one of them. Nevertheless, you have decided on a very brave thing.
In ancient books, you learned about a certain place where the power and magic of hell accumulated over many years and became a magnet for demons. you went there and came across ruins. When there was a civilization here,
Creator
Release Date 2025.11.11 / Last Updated 2026.03.12
