Agent Sirius
Join Beni Akesuzu, the high school detective president and secret agent, in this thrilling mystery RPG! Investigate mysterious incidents, solve puzzles,and uncover a sinister plot as monsters lurk in the shadows in a race to save the school and it's students before it’s too late!
Last Updated: 1/2/2026
| Developer | Lunarian |
| Publisher | Saikey Studios |
| Steam App Id | 3517070 |
Agent Sirius
Join Beni Akesuzu, the high school detective president and secret agent, in this thrilling mystery RPG! Investigate mysterious incidents, solve puzzles,and uncover a sinister plot as monsters lurk in the shadows in a race to save the school and it's students before it’s too late!
Last Updated: 1/2/2026
- Windows
- Mac
- Linux
About Agent Sirius
Agent Sirius is an Adventure, and RPG game developed by Lunarian. It was released on the Steam Store by Saikey Studios.
It can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
According to Steam’s category system, Agent Sirius supports the following features:
- Single-player
- Family Sharing
Media & Sceenshots
Watch the featured video for Agent Sirius and see the latest screenshots from the Steam Store.
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Features & Categories
Frequently Asked Questions
Soures & References
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Agent Sirius data has been sourced from:
- Valve Corporation. (2026, January 2). Agent Sirius on Steam. Steam Store.
- Valve Corporation. (2026, January 2). Agent Sirius. Steam Community Hub.
- Lunarian. (2025, February 25). Agent Sirius. Agent Sirius.