To help you get the exact setup you want, could you let me know:

Upload the downloaded APK file to online scanners like VirusTotal to check for embedded trojans, adware, or malware signatures across dozens of antivirus engines.

Many modded APKs from unofficial sources can contain viruses, spyware, or malware that can compromise your personal data.

The modified APK recompiles the game's core code (often written in Ren'Py or Unity depending on the exact build architecture) to force these variables to remain permanently active. When you tap the "Gallery" button, the engine automatically renders the high-definition assets directly from the game storage directory, completely ignoring your actual story progress. Step-by-Step Android Installation Guide

: The mod is typically distributed as a modified APK file (sometimes including OBB data) designed for Android mobile devices. Unlock Mechanism :

Before resorting to a modded APK, it is worth noting that there are legitimate ways to unlock the gallery that do not involve installing third-party files.

While the promise of instant content is appealing, downloading modified files from third-party websites carries significant risks to your Android device and personal data. 1. Malware and Spyware Infestation