The Grade 5B Case Files Is Now Featured in Steam Next Fest!
Try the freshly released demo during Next Fest and don't forget to add the game to your wishlist!
The Grade 5B Case Files is a narrative AVG focused on everyday mysteries from the lives of elementary school students. The two protagonists encounter ordinary yet unusual incidents at school, and through investigation and deduction, players uncover the truth together with them.
The Next Fest demo includes the first nine scenes of Chapter 1. Witness the first meeting between Holmlyn and Watsonia, and follow their very first investigation together while experiencing the game's unique school-life mystery atmosphere.
The demo is available in Simplified Chinese, Traditional Chinese, English, and Japanese. Choose your preferred language and enjoy the story!
The full game will feature a chapter-based structure with 5 chapters in total. Chapter 1 will be released for free, Chapters 2–3 will launch together as DLC, and Chapters 4–5 will be added in future updates. The stories of Chapters 1–3 are planned to arrive this summer.
If you enjoy school ensemble stories, classic mystery solving, and the little secrets hidden within everyday life, be sure to check out the demo during Steam Next Fest!
And don't forget to wishlist The Grade 5B Case Files to support us!
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Lis Studio & Eternal Dream Studio
2026.6.17