Evil monsters appear in a peaceful village! A girl living in the village starts a journey to lock monsters. Solve puzzles and lock the hidden monsters here and there into the marbles! [ special features ] - Hundreds of puzzles available. - Cool design colour dots. ( puzzle logic corrected ) - Ability to store your changes on Google Cloud. - The puzzle game saves automatically at the end of the operation. - Multiple difficulty levels (10x10; 15x15; 20x20) - Various operation modes