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Experience the demo version immediately. The demo includes the complete first chapter content, 6 heroes, and 24 classes. Collect dozens of cards and nearly a hundred pieces of equipment.

The save data from the trial version can be carried over to the full version, so feel free to play.

《Book of Fei》 is a cute and casual idle RPG played directly on your computer desktop. The game interface appears at the bottom of your system desktop, offering adorable companionship during busy work hours!

Explore Worlds, Battle and Work on Your Desktop

Adventure through different regions in the book world, challenge monsters, defeat the Demon King, and uncover the truth of this realm.

Your heroes battle, level up, and work part-time jobs at the bottom of your desktop.

Interact with heroes to deepen bonds.

6 Characters, 24 Advanced Classes, Hundreds of Equipment & Card Gear

Command heroes to adventure in various regions for leveling up and unlocking advanced classes to become the ultimate warrior. Collect rare card gear with different effects to modify heroes' abilities and build the strongest party.

Assign heroes to work in different areas to earn gold, then purchase and collect superior equipment, combat mechanisms, and enhancement badges to fully boost your team's power!

Collect Badges & Props to Perfect Your Team

Acquire badges and scene props with various effects to optimize your hero squad!

Lightweight Leisure Gaming, Tailored for Office Workers

Specially designed for busy professionals, featuring core functions like screen resizing, interface scaling, one-click interface hiding, and instant game window concealment.