The protagonist, Milia, a warrior princess, questions why she must lose her virginity with a supporting character. She feels it’s part of her duty as a heroine due to the influence of a goddess in her head. Although she doesn’t fully comprehend the situation, she decides to focus on her adventure. During her journey, she defeats trolls in the village, searches for treasures in the academy, and faces horny situations. Despite wearing sturdy armor, she’s surprised to realize that she is now dressed in tight gym clothes.