Alex tries to outrun his responsibilities as the Chosen One by leaving Vega, but an encounter with Gabriel's forces leave him and Michael fighting for their lives; Riesen goes too far in the name of security.
Based on characters from the 2010 film Legion, Dominion is an epic supernatural drama set in the year 25 A.E. when an army of lower angels, assembled by the archangel Gabriel, has waged a war of possession against mankind.
The archangel Michael, turning against his own kind, has chosen to side with humanity against Gabriel. Rising out of the ashes of the 25-year long battle are newly fortified cities which protect human survivors.