In 2080, a catastrophic solar flare throws Britain into darkness, crippling every electrical device and energy grid. As the nation plunges into a new dark age reminiscent of 'Mad Max' clashing with the intrigue of 'Game of Thrones', young Queen Æthelflæd, a descendant of the current Royal family, emerges as the beacon of hope. Determined to restore unity and peace to her fractured realm, she faces a double-edged challenge: mending a divided kingdom and navigating the treacherous waters of ambitious power-seekers who rise from the anarchy, establishing their own defiant realms.