2041 Sanctuary Dark Descent

Sarah Morgan is trapped, a prisoner in a highly classified subterranean facility; the existence of which is proof of the most amazing discovery in human history. If Sarah is to unleash this forbidden knowledge, she must use all her skills to escape to the surface; against the odds can she achieve her life's ambition & reveal the truth to the world? Above ground, the peoples of planet Earth struggle to come to terms with their new existence after the impact of the asteroid, AG5. Plunged into darkness, the dust cloud kicked up by the meteorite seeks to destroy the fragile order of civilisation itself. In this new sunless world a courageous BBC newsreader, Jessica Klein, attempts to fight those in power and wrest from them a secret she may wish she'd never known.