As Fujimura Kotone begins high school, she sets out to accomplish two goals: make new friends and find her true love. Unfortunately, her mysterious nature frightens her classmates, who avoid her. But everything changes when a trio of students bow before her and dub her the "Demon Lord." With their peculiar behavior, can Kotone still achieve the typical and fulfilling romantic life she dreams of? This romantic comedy is a story that transcends time and space, embodying the themes of love and friendship.