Sovereign Brain Empire

Sovereign Brain Empire

Released Feb 2025

“Who isn’t a baby anyway?”~You travelled to a parallel world governed by the Sovereign Brain AI. In SB Empire, you’re an adopted “one-year-old”, recognized as a "Monarch-level" prodigy! There will be beauties giving you a sheltered babyhood. Your brilliance and privileges will change their fates!

77% positive · 466 reviews
Done
All announced content has been released
Medium confidence
Done
All announced content has been released
Medium confidence

Where to buy

Steam $9.99
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Evaluation

Sovereign Brain Empire launched on February 21, 2025 as a first-person interactive narrative game. The only post-launch developer communication was a patch on that same release day addressing subtitle errors, story progression bugs, missing videos, and UI improvements — standard day-one fixes rather than new content additions. There are no DLC listings, no announced expansions, no roadmap, and no developer statements indicating future content plans. The game appears to have launched as a complete narrative package, and no post-launch content cycle has developed in the time since release. Mountain and Sea Studio has not communicated any plans for additional content.
Evidence
Day-one patch fixing subtitle errors, story progression bugs, missing videos, inaccessible story nodes, and adding controller UI improvements — no new content added
news post · Feb 21, 2025 source content shipped
low
Store description presents a self-contained narrative premise with no mention of planned DLC, expansions, or future content updates
description source ambiguous
low

Media

Details

Publisher
Mountain and Sea Studio
Achievements
23
Platform
Windows
Controller
—
Steam Deck
Playable
Players
Single-player

About this game

This is a first-person interactive narrative game, set in a new era where humanity is governed by the Sovereign Brain AI. The social hierarchies here is determined by intelligence. Although you possess an adult body, you are classified by SB as a one-year-old baby, and adopted by Xiaoxiao and Lingling. In an era where all accept the system’s arrangements without a shadow of doubt, you’ll relish the supreme privileges of a "Monarch-level" potential baby. How can one be more ecstatic!!!

Main Character Introductions:

Lin Lingling:

Your "mother", she appears extraordinary, with intelligence surpassing that of a typical "Enlightener", yet still labeled as "low-intelligence" despite her vast knowledge.

Xiao Xiaoxiao:

Your "father", biologically female and heterosexual, but sociologically male, as the SB system labeled her as such. As a result, everyone, including herself, treats her as a man.

Wei Weiwei:

Your household’s "nanny robot", serial number MVV1984, a former wanderer,  later reintegrated into human society, now assigned to your community as a nanny robot after passing the "Reverse-Turing" test.

Jia Jiajia:

The administrator of you community, an awakened "servant", with an intelligence level of eighty. Her path to advancement is currently hindered by multiplication.

Qin Qingqing:

Your "aunt", the younger sister of Lin Lingling, a hot star of the day, whose hit film swept five major awards worldwide.

The Handler:

Your "learning" coach, also the Sovereign Brain government service representative for your region. 

Game Features:

  • Choice-Driven Narrative: The decisions will shape the narrative and lead to diverse outcomes.

  • "Reward Drop": As you learn about the SB society and undergo intelligence tests, you will receive encouragement from your coach, and upon completion, you will earn generous "Reward Drop".

About Us

We are Mountain & Sea Studio, dedicated to crafting live-action interactive movie games. Our representative work is "Underworld Island" and “Superscout”.

Telling good stories with heart and soul, making great games with dedication, is our original aspiration.

Last evaluated Jun 18, 2026
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