King's Quest III: To Heir Is Human (aka King's Quest III Redux) is a fangame reimagining/retelling of Sierra Entertainment's King's Quest III: To Heir Is Human continuing from King's Quest II: Romancing the Stones. It was developed by AGD Interactive and released in February 2011 under fan license of Sierra Entertainment (a subsidiary of Activision Blizzard). It expands on the story of the original game, and continues the story of the villainous Father, introduced in the previous game. It introduces many new situations to the original King's Quest III. The game shares its title with the original version of the game. The term King's Quest III Redux appears in the files and the interface.