Anonymous letter puzzle series 2，A novel form of puzzle solving combined with interesting gameplay，It has beautiful pictures and rich plots.Players need to explore puzzles step by step through rigorous scrutiny and logical ability，Puzzle solving enthusiasts are advised to have an in-depth...

Anonymous letter puzzle series 2，A novel form of puzzle solving combined with interesting gameplay，It has beautiful pictures and rich plots.Players need to explore puzzles step by step through rigorous scrutiny and logical ability，Puzzle solving enthusiasts are advised to have an in-depth...