 At the beginning of his journey to find the Royal Psalms, he is accompanied by a young boy named Robin, appointed to him by the Queen, a gentleman named Durand, who is an old colleague of his sister, and his old master, Teillagory.The four musketeers traverse across France, Russia, and England trying to get closer to the truth and the Royal Psalms.However, it is soon known to them that a fifth member is in their party.