[Warning: This auxillary chapter is technically a glossary of things that differentiate from the normal world. It will contain mild spoilers that shall be presented in the novel. Viewers discretion advised.]
1. Places/Structures:
- Towers: Towers are pillars that ascend to the sky. They contain monsters and trails that all individual must pass to survive. These towers had been magical summoned in every individual country when the system had appeared and the preparation for the end of the world had began.
- Dungeons: Dungeons are portals that spawn randomly across the world. They send individuals to different realms where they have to defeat the boss to leave. They were summoned when the system had appeared and the preparation for the end of the world had began.
- Guilds: Guilds were formed when the system had appeared on earth. They're places where players can sign up and become either a hunter or an adventure, and take on dungeons. This was later changed to Omega Schools signing up kids and sending them on missions.
- Omega Schools: Omega Schools were formed when the apocalypse had ravage the world. They're schools specialized to teach students on the apocalypse and how to deal with the threats that came along with it.
- Ruined Continents: These are places where the monsters, beast and creatures have emerged from and where the Wardens and the Guard of the Chamber Trial are located.
2. Individuals:
- Hunters: Hunters are individual that are specialized in hunting and eliminating monsters in mainly dungeons.
- Adventures: Adventures main task is to gather information on types of monsters. Later, they were given an additional task to gather information on the Ruined Continents.
- Students of Omega: They are students that attend an Omega School.
- Players: A player is dubbed on to a person who has the privilege to wield a system.