
Game Overview
Lily’s search for her missing crush turns an anxious college life into a creeping supernatural investigation. Case 03: True Cannibal Boy is a story-driven horror mystery where the danger comes as much from uncertainty and suspicion as from anything hiding in the dark. Sally has vanished, her boyfriend’s behavior grows harder to ignore, and rumors surrounding the infamous Cannibal Boy begin to connect to the case in disturbing ways. The mood is intimate, uneasy, and character-focused, leaning on ghost-story dread rather than constant action.
Players guide Lily through a compact 2.5D world, using shifting camera angles to make familiar locations feel cramped, obscured, and threatening. Progress comes from inspecting environmental details, collecting clues, and speaking to NPCs whose testimony may clarify the disappearance or deepen the mystery. Conversations and player decisions shape how the investigation unfolds, with Lily and Sally’s ultimate fate tied to the choices made along the way. Expect a deliberate adventure-game pace built around reading scenes carefully, following leads, and deciding whom Lily can trust rather than surviving through combat reflexes.
Its strongest feature is the personal scale of the horror: the central mystery is rooted in affection, jealousy, anxiety, and the fear that someone close may be hiding something monstrous. The unusual 2.5D presentation gives exploration more visual tension than a standard visual novel, while the branching outcomes encourage another playthrough to test different judgments. Because the scenario grows from an actual tabletop role-playing session, it carries the messy, suspicious energy of a group mystery where every revelation can change the meaning of earlier scenes. Fans of Japanese indie horror, choice-led visual novels, and games such as The Witch’s House or PARANORMASIGHT should find plenty to like, especially if they prefer unsettling investigation over chase-heavy scares.
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 Case 03: True Cannibal Boy 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
- Requires a 64-bit processor and operating system
- OS *: Windows® 8.1/10/11 (64bit)
- Storage: 561 MB available space
- Additional Notes: 1280×720 or better Display
Setup Guide & Troubleshooting
How do I fix missing DLL errors for Case 03: True Cannibal Boy (v1.0.4)?
After extracting Case 03: True Cannibal Boy (v1.0.4), 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 424.82 MB — 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.