Finding himself in T r inna n- c without Orphan, Thane meets a strange druidess who reveals the mystery behind his mother's medallion and why he must be the one to retrieve the last of the four Sacred Treasures of the Tuatha de Dannan. In an adventure that takes Thane and his companions from a pirate ship on the high seas to the halls of Westminster Abbey, they ultimately face Zavior and his army in a final battle that will determine the fates of two worlds.