Moss: Book II is the sequel to the popular game, Moss. The game is developed by Polyarc and is available on the Windows platform. The game is a continuation of the story of Quill, the brave mouse who embarks on a magical adventure to save her uncle Argus. In this new adventure, Quill's journey becomes more challenging as she is being hunted by a winged tyrant leading the Arcane forces.

The game is set in a hexed castle filled with dangerous terrain, challenging puzzles, and enemies twisted in fire and steel. The player must help Quill navigate through the castle, solve puzzles, and fight enemies. The game is a mix of action and adventure and promises to be a thrilling experience for players. The game also features new allies, old friends, and the very nature of the castle itself, which can help Quill save the world from a great unmaking.

Overall, Moss: Book II is a fantastic game that continues the story of Quill in a magical world filled with adventure and challenges.