Agent Sirius overview

Overview

Agent Sirius comes from Lunarian and is published by Saikey Studios. It arrived on Steam on Apr 10, 2026, and it sits naturally among Single-player, Steam Achievements, Steam Cloud, and Family Sharing. SteamPulse tracks it across Windows and Steam so readers get a quick useful snapshot, not just a wall of numbers.

Players and reviews

Agent Sirius's latest SteamPulse observation recorded 1 players at 22 September 2026 - 09:14:36 UTC, with a tracked peak near 24. This peak is the highest value in the available SteamPulse record and may not include activity before tracking began. Player reaction is 94% positive across 34 reviews.

Language and system requirements

Agent Sirius is available in 4 languages including:

3 regional rating boards including dejus, steam germany, and igrs

Sales, recommendations, and streams

Agent Sirius has sold up to 1,130 units and has recommendation data pending. The estimated VGI revenue is $7,827. On Twitch, 0 streamers are live with around 0 total watchers.

Agent Sirius overview details

Agent Sirius combines live player counts with reviews, pricing, platform support, Store metadata, dated player history, media, recent news, and related games.

Steam Store description

An uneasy atmosphere grips Star Haven High School. Mysterious incidents targeting girls begin to unfold one after another, and rumors soon spread of things more suited to urban legends. And it is up to Beni Akesuzu as the head of the detective club to get to the bottom of these incidents. But even she has a secret: she’s a secret agent for Bancho, a secret organisation specialising in dealing with the supernatural, and they know the truth. That real monsters lurk in the shadows, plotting to brainwash everyone in the school. So far, Beni has narrowed her list of suspects, including both teachers and students. Now, it’s up to her and her friend, a fellow detective club member Nadeshiko to track down the culprits and solve the puzzle in a race to save the school and its students before it’s too late! Investigate the eerie incidents that have occured at Star Haven high school. Explore the campus, gather clues, solve puzzles, and interact with a wide cast of characters to uncover the truth. And when the time comes, battle sinister foes with Beni’s unique skills and gadgets to protect everyone from the enemies hiding in the shadows! Team up with Nadeshiko Shiratora, your loyal partner, as you navigate secrets, danger, and the weight of Beni's dual identities. With unique battle challenges, a wide cast of characters, each with a story to tell, and an ever present mystery looming over all the students' heads, can you crack the case before it’s too late? Investigation and Exploration Explore the school grounds, gather clues, and interact with a wide cast of characters to unra…

SteamPulse editorial summary

Agent Sirius is listed as a game with $9.99. It supports Windows, belongs to Single-player, Steam Achievements, Steam Cloud, and Family Sharing, and is associated with Adventure and RPG. SteamPulse's latest observation records 1 players at 22 September 2026 - 09:14:36 UTC, a tracked peak of 24, and 94% positive reviews.

Highlighted achievements

Support and legal notes

Real questions answered from SteamPulse data, including live players, monthly momentum, review sentiment, regional audience signals, Twitch activity, and current Steam pricing.