Taken : An Alex Verus Novel from the New Master of Magical London (Alex Verus)

Welcome to Fountain Reach Ancient seat of the Aubuchon dynasty Majestic setting of the White Stone tournament Alex Verus's (not necessarily reliable) reputation attracts all sorts. Most are plain bonkers. Yet there's one invitation he just can't refuse. At Fountain Reach, Alex is perfectly placed among the noted and notorious to figure out why apprentices have been vanishing. But the tournament is a minefield of ancient grudges and new threats, and Alex can't afford to miss a trick as his elusive adversary stays one step ahead in this most dangerous of games.