I'm actually curious about her real father

Aria's father is someone from the neighboring kingdom I believe

yup, and its getting near! I can't wait to see how his dad looks like. i might add him to those gorgeous daddy that i have read so far!!

Spoilers
.
.
.
.
.
.
.
.
.
.
.
.
.
.
Aria's real father is a marquis from a neighboring country