The Fated Magical Princess: Who Made Me a Princess S01E09 - A Special Present

In the Obelia Empire, when children turn fourteen, they debut into society, which involves performing a dance in a public space. As Athanasia's fourteenth birthday and her debutante ball approach, she practices her dancing with Lucas, leading to a rumor that he will be her partner for her debut dance. But in her heart, Athanasia has a different partner she'd like to dance with.