A man goes to the aid of woman pursued by assassins and discovers an alternative City of London, a subterranean, medieval world populated by "people who fell through the cracks" from the real city above. A fantasy tale, replete with demons and wizards. By the author of The Sandman.

After the shocking developments at the end of season 5 -- including Jon Snow's bloody fate at the hands of Castle Black mutineers, Daenerys' near-demise at the fighting pits of Meereen, and Cersei's public humiliation in the streets of King's Landing -- survivors from all parts of Westeros and Essos regroup to press forward, inexorably, towards their uncertain individual fates. Familiar faces will forge new alliances to bolster their strategic chances...