What started out as a casual obsession over the world's most sought after legends becomes reality when a young researcher discoveries a book that could change the balance of power in a centuries old struggle. A book so important that in the wrong hands could be devastating. Follow Zoe and Charleston Black as they unravel a mystery contained within a long forgotten book about one of the world's most mysterious legend of all, Excalibur.
The aim of Sudoku Companion is to make solving Sudoku puzzles more convenient.
