Here is the family tree for the book, it covers the major relationships prior to the book's beginning. Hope it helps.
http://roosterteeth.com/members/images/image.php?id=3221952
YOU ARE READING
The Flower of King and Knights
AdventureThe Age of Arthur is over, for fifteen years the lands of Britannia have been subjected to wars, raids, and those who have survived are forced to endure a land of chaos and death unseen in decades. All is lost, Avalon is all but forgotten, the Vikin...
Appendix II: Family Tree
Here is the family tree for the book, it covers the major relationships prior to the book's beginning. Hope it helps.
http://roosterteeth.com/members/images/image.php?id=3221952