Hime to Onna Yuusha ga Musubareru tame no 12 no Seikoui
12 Dirty Deeds to Unite the Princess and Her Heroine·姫と女勇者が結ばれるための12の聖行為
Two young women, Princess Sephilia and Lenaria, made a promise to each other in their youth. After Lenaria defeats the demon lord, she does not ask for the princess’s hand in marriage, but instead for her royal undergarments. In her final moments, the demon lord cursed Lenaria, forcing her to complete twelve extreme and unusual tasks to break the curse and save her soul.
