Hime To Onna Yuusha Ga Musubareru Tame No 12 No Hijiri KouiHime to Onna Yuusha ga Musubareru Tame no 12 no Sei Koui; 姫と女勇者が結ばれるための12の聖行為; 12 Holy Deeds for a Princess and a Heroine to Marry; 12 священных действий для единения принцессы и героини; 12 священних дій для єднання принцеси та героїні

Save the kingdom with yuri ecchi! A battle fantasy full of surprises! Princess Sephilia and the female hero, Renaria, have been promising each other a future since they were children. As time goes by, the hero finally destroys the Demon King and returns to the princess's castle. However, in order to break the curse the heroes received from the Demon King, they need the princess's freshly used panties...?