"Hoshikita Kirara Wants to Shine!" is a romantic comedy about an alien girl and an ordinary high school boy. The boy, Tsukishima Ritsu, is interested in his classmate, Hoshikita Kirara—all because there is a mysterious object floating above her head. It seems no one else can see it, leading Tsukishima to wonder if he’s losing his mind. Then, by chance, he touches the object floating above Hoshikita’s head, and their relationship begins to change.