Blood bonded under a full moon on Samhain, Lily, Nate, Matt, Josh, and Jake, are closer than ever. And after spending time with her father, Drew, Lily is back with her boys and hoping for some peace and quiet. But confrontation comes from every side, and with horrifying visions, kidnapping, and more betrayal, their lives are in constant turmoil. When Gerry, her mother's fiance gets hurt by Lily's magic, it triggers events that will lead them to a final battle with Hestia. Lily, desperate to protect her boys will do whatever it takes, but when everything is over and the last spell is cast, who will be left standing? And at what cost? Retribution is the fourth and last book in The Seer Series.