Book of Fei

Lead adorable warriors to form an adventure team to work and adventure on the computer desktop. Defeat the warriors to save the world. Rich nurturing and collection elements, idle and slack off to earn money and fight monsters!

At a glance

• Platform: Windows, macOS.
• Genres: Casual, Indie, RPG.
• Release date: Feb 20, 2026.
• Steam user reviews: Very Positive (94% positive).
• Delivered as a Steam library entitlement — activation is handled by Steam.

Minimum

System requirements as published by the developer on Steam.

Activate on Steam

• Open the offer above — it takes you to this game's official Steam store page.
• Buy it there, or if you bought a key elsewhere, open Steam and choose Games → Activate a Product on Steam.
• Enter the product code exactly as it was issued to you.
• The game appears in your Steam library — download and play.

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