Agent17 is a popular adult-oriented story game that centers on a high school student who finds a damaged, mysterious phone. This discovery connects him to a secret "agent" who assists him in manipulating his social surroundings, leading to a dark narrative filled with branching choices and complex character events.
While the game is currently on later versions like v0.24 or v0.26, many players still look back at major milestone updates like Version 0.9 as pivotal moments in the game's development. Core Gameplay Mechanics
The gameplay in Agent17 is built on a mix of visual novel storytelling and light stat management.
Choice-Based Narrative: Your actions directly affect your relationships with characters, the routes you can take, and the eventual outcomes of the story.
Event Triggers: Progress often depends on timing, specific player stats (like intelligence or physical fitness), or decisions made in earlier chapters.
Dark Mystery: What starts as an ordinary school routine quickly evolves into a web of manipulation, secrets, and personal drama. Key Characters in the Story
The game features a growing cast of characters, each with their own story arcs and events that are expanded in each version update:
Dana: A central character whose story events are highly anticipated by the community.
Ruby: Often described as having one of the more "wholesome" yet still complex relationships with the protagonist. agent17 version 09
Sakura: A fan-favorite character who has received significant focus in recent updates like v0.24.8.
The Agent: The mysterious figure linked to the protagonist's phone who provides the "power" to change his life. Development and Availability
Agent17 is developed by HEXATAIL and is available on multiple platforms, including Android, PC, and Mac.
Release Tiers: New versions typically follow a tiered release schedule: early access for Patreon supporters (Agent, Teacher, Class-rep, and Student levels) followed by a wider public release on itch.io.
Community Feedback: Players often use community forums like Reddit's AVN_Lovers to discuss walkthroughs, share tips on maxing out character hearts, and debate the moral choices presented by the protagonist.
Note: Version 0.9 was a significant early step for the game, but players looking for the most current content should check for v0.26 or the latest changelogs on itch.io to see the newest added scenes and fixes. AGENT17 v0.23 Release Dates - HEXATAIL
As of May 2026, Agent17 version 0.9 is a significantly outdated version of the popular 3D adult visual novel developed by HEXATAIL. The current public build has progressed well beyond this, with version 0.26.10 being the most recent major release as of March 2026.
While version 0.9 represents an early stage of development, the game's core mechanics and story have since expanded into a massive project featuring over 500 quests and 100 free-roaming maps. Core Premise & Gameplay Agent17 is a popular adult-oriented story game that
The story follows a typical, overlooked high school student whose life changes when he discovers a broken phone. This phone allows him to command a mysterious operative known as Agent17, who will perform any task he requests. Genre: 3D Adult Visual Novel / Life Simulator. Engine: Ren'Py. Key Features:
Character Interactions: Over 30 unique female characters with individual storylines.
Minigames: Activities ranging from casino games (slots, roulette) to action-based "tailing" and battle sequences.
Choice-Driven Plot: The narrative branches based on the player's key decisions. Evolution Beyond Version 0.9
Since the 0.9 era, recent updates like v0.25 and v0.26 have introduced substantial content:
World Expansion: New maps and characters, including expanded questlines for major characters like Nora, Melissa, and Sakura.
Technical Improvements: Modern versions include cloud saving, UI server restructuring, and 8-language official support.
Special Events: Seasonal content such as "Christmas Events" with unique mechanics like tool upgrading. How to Access the Latest Version The Lab Archives: A new explorable area that
Players can find the free public version or support the developer for early access:
Post by belphegor669 in Agent17 v0.26 Release Dates comments
Version 0.9 is being dubbed the "Secrets Update" by the community. Without spoiling specific plot points, this update heavily expands on the backstory of the facility and the true nature of the "Agent" program.
Previously, players felt that some of the side characters were relegated strictly to puzzle mechanics. In v0.9, the writing team has corrected this. Expect deep, often unsettling conversations that peel back the layers of characters we thought we knew. The dialogue options are weightier, and the branching paths are more distinct.
Key Story Beats to Watch For:
This game is intended for mature audiences (18+). The following guide contains no explicit content but discusses game mechanics and story progression intended for adult players.
config.yaml and memory.db files.git clone -b v09.0 https://github.com/agent17/core.gitpython migrate.py --from v08 --to v09ToolManifest class.Agent17 revolves around the Agent17 Phone App. To progress, you must use the phone to interact with characters (Calls/SMS) and track stats.
If you are currently running Agent17 Version 08, the answer is a resounding yes—but with caution. The performance gains and stability improvements are substantial enough to warrant the migration effort. However, if you rely on a large number of legacy synchronous plugins, wait for the 09.0.1 hotfix or the plugin migration templates.
For new users, Agent17 Version 09 represents the most polished and capable entry point to the Agent17 ecosystem. Its balance of power, efficiency, and safety (thanks to the Verifier) makes it an ideal choice for both hobbyists building home automation and enterprises experimenting with autonomous agents.