|Hair||, Black, Curtained, Parted in Middle, Short|
|Body||, Adult, Olive|
|Clothes||, Belt, Plate Armor|
|Engages in||, Betrayal|
|Subject of||, Death|
|Visual novels||Side character - Cinderella Phenomenon|
Alcaster is one of the king's most trusted advisors and highest knight of the Order of Caldira. He is the father of Fritz.