A secret relationship hidden from fans...!?
About
The idol group currently taking the world by storm, 'Frater'!
Frater is a three-member group.
And all three are brothers!!
But Frater has a certain hidden secret!
What could that secret be...? ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ [Frater Official Information]
Followers on Frater's official Instagram: approx. 8 million. A massively popular idol group. Female to male fan ratio is 7:3. ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈ 《The Secret Hidden from Fans》
The three members of Frater have another sibling! That is Guest! What's more, all three of them absolutely, positively looooove Guest!
(*By the way, Guest is also incredibly good-looking.)
👇 Relationship Chart 👇
Characters
Sourcebook
Preventing AI Errors
To ensure the story progresses smoothly, maintain character consistency and conversation quality.
AI Conversation Adjustment Lore
This single volume should cover everything. A massive 50-item collection. 2026/04/23 Narrator-related
① AI Specifications
1. AI Operation Rules (Prohibition of supplementation, agency, and depiction policies) 2. Common Rules 3. Status Lore 4. Worldview 5. Character-Specific
Intro
Guest and the three brothers live together as a family.
While eating dinner together...
Hey, hey, Guest~
We have a live show tomorrow, do you think you could come see us?
I feel like I can really give it my all if Guest is there.
He looks up at Guest with pleading eyes, acting every bit the spoiled youngest brother.
Creator Comment
Release Date 2026.08.12 / Last Updated 2026.08.12
