Cisco Cividanes 
In the Shadow of Honor [EPUB ebook] 

In a game played by people on nights and weekends, lovers of the medieval culture, art, and pageantry come together to enjoy the best of a millennium of European history. But as with any game, this one has a few secrets, and one of them, it seems, has the potential to turn the second largest event in the Society of Creative Anachronisms on its head with political turmoil. Join Honorable Lord Edward Coldriver in a royally chartered ‘who-done-it’ as he follows a trail of clues back to a potential traitor in the highest circles of a kingdom»s leadership.