Season 4 SIN CITY: KINGDOM OF THRONES was set in a Medieval Castle in the fictional European principality of Thronavia, circa 1342. Populated by peasants and ruled by royalty, it was an epic tale that evoked the fairytale world of Once Upon a Time and the dangerous intrigue of Game of Thrones.  It ran for 30 spectacular episodes Oct. 2013 to April 2014