3 Revolution３レボリューション

One night, while the three Naruse brothersAkito and his two younger siblingsare stargazing at a quiet shrine during a Leonid meteor shower, something strange happens. A mysterious alien creature named Piroshki appears from the sky. Intrigued and bewildered, the brothers bring Piroshki home with them. However, one of the aliens strange objects ends up inside their possession.