Learn more about the characters from the Sunday Times bestselling author S. T. Gibson's “Evocation” in this prequel novella to the “Summoner's Circle” series. It takes a lot of commitment to make a marriage between a modern ceremonial magician and a chaos witch work, but when a malevolent entity takes up residence in Rhys and Moira's home, their love will be pushed to the limits. Brewing up a solution is easier said than done when your magical...