Game Overview
A centuries-old ninja lineage collides with high-school romance in this anime-styled visual novel from ensemble. Mikage Jin grows up under the expectation that he will serve national security, following the covert path laid out by his mother and ancestors since the Edo period. His latest assignment sends him undercover to Touka Academy, where a mysterious troublemaker calling himself “Bat” sits at the center of a string of incidents. The mood balances secret-agent tension with the bright, character-focused charm of a school romance, while Jin’s fear of exposure gives every relationship an extra complication.
Gameplay centers on following Jin’s investigation through illustrated story scenes, dialogue, and the gradual development of his connections with the academy’s students. His AI partner Momoka helps frame the mission’s more unusual espionage angle, but the heart of the experience lies in spending time with Kanon Mayfield, knightly Shirogane Kagura, team captain Renjouji Main, and junior student Amenomori Yui. Jin must maintain the appearance of an ordinary transfer student while pursuing clues, a balancing act made far more difficult when an accident reveals who he really is. Rather than demanding quick reflexes or tactical mastery, the game rewards attention to character motives, school-life drama, and the escalating consequences of a compromised cover identity.
Secret Agent stands out by pairing a classic Japanese academy setting with a protagonist whose romance prospects are inseparable from a genuine covert operation. The ninja premise is not merely decorative: it gives the usual friendships and romantic tension a sense of danger, duty, and divided loyalty. Ensemble’s familiar visual-novel sensibility makes it a natural fit for players who enjoy expressive anime art, long-form dialogue, and relationship-driven storytelling. Fans of school-based romance visual novels with a supernatural or secret-identity twist should find plenty to like, while newcomers can enjoy it as an approachable, story-first introduction to the genre.
Screenshots
Installation
- Select the Download button at the top of this page to open UploadHaven.
- On UploadHaven, wait for any countdown, then select Free Download. Optional: UploadHaven Pro for faster downloads.
- When complete, extract the archive to a Secret Agent folder using 7-Zip.
- Open the extracted folder and start the game normally.
- For errors, check Setup Guide & Troubleshooting below. Keep your security software enabled.
System Requirements
- OS: Windows 7 or newer
- Processor: 1.7 GHz or above
- Memory: 1 GB RAM
- Graphics: 1GB VRAM
- Storage: 5 GB available space
Setup Guide & Troubleshooting
How do I fix missing DLL errors for Secret Agent?
After extracting Secret Agent, navigate to the _Redist or _CommonRedist folder inside the game directory and install DirectX, Vcredist, and any other dependencies included.
What should I do if the downloaded file is corrupted?
The full archive is 3.45 GB — make sure your download completed fully before extracting. Use 7-Zip to extract the files. If you still see a "file corrupted" error, re-download and try again.
Do I need to run the game as administrator?
Usually, no. Start the game normally from the extracted folder. If you see a permissions or save error, check that the folder is writable and follow the game's documented fix. Only grant administrator access when a trusted game's specific setup requires it.
How do I update my GPU drivers for this game?
The game won't launch — what should I try?
Check that extraction completed and your PC meets the system requirements. Note any error message before choosing a fix. If it identifies a missing runtime, install the required DirectX components or Microsoft Visual C++ Redistributable from Microsoft.
My antivirus is blocking the game — is it safe?
A warning needs to be investigated; the download source alone cannot confirm that a file is safe. Keep your security software enabled and review the detection details. Do not run or restore a flagged file unless you have verified that it is a false positive. If you are unsure, leave it quarantined.