When she was little, Mira Kinohata met a boy named Ao at a campsite in town. While gazing at the starry sky together, Mira learns that there's a star with the same name as herself, but no star named Ao. The two then promised to one day explore asteroids together and find a star to name it after him.Several years later, Mira enrolls at the Hoshizaki high school and decides to join the astronomy club to fulfill her promise. However, she learns that the astronomy club will be merged with the geological research society to form the earth science club. Reluctantly, Mira goes to the club room and is reunited with Ao Manaka—the person she made the promise to explore asteroids with—and is shocked to learn that she is a girl!
(Source: MAL News)
The anime follows Yūko Yoshida, a 15-year-old girl who awakens one morning with demonic power, and is tasked with defeating a local magical girl. She has horns and a tail, but truthfully less power than an ordinary girl. She struggles to lift the "curse of a 40,000 yen (about US$365) per month living."
Kokura Hikari is a first-year high school girl who loves rifle shooting. She entered Chidori High School because it had a shooting club, but finds that the club had been disbanded. She had only one day to find enough members to reform the club, but luckily was able to find three other first-year girls who she had met at a competition in middle school.
Thus begins the daily activities of the Chidori High Shooting Club.