Desperate to further her son's claim to the throne, Margaret Beaufort joins Warwick's rebellion against Edward. The rebellion fails and the traitors must run for their lives. Jasper Tudor escapes into exile, while Warwick and George sail for France. Elizabeth and Jacquetta turn to witchcraft to stop them, but it is Isabel who is punished.

Lancaster is restored to the throne, with Warwick in control. But rumours that Edward is returning with an army unsettle the court. Anne and Margaret of Anjou sail from France, uncertain they will reach Warwick in time to win. Divided families face each other across the battlefield. Can Elizabeth's witchcraft save her husband, or will Warwick triumph? As many fall in the battle, everyone's fortunes change forever.