The kingdom of Fundamia is an absolute monarchy ruled solely by the monarch with the help of their High council of Ministers.
Each monarch rules with the help of the High council of Ministers. Though the power to make desicions and pass legislation lies only with the monarch, the High council is there to advice them and make sure said legislation is excecuted properly. The Ministers are themselves are heads of prominent noble houses, as these titles have been occupied by the same families for ages and are passed on from parent to child.