Fastening Days 4

A boy and a girl named Yoji and Kei reside with their foster parent, Anna, in a town in the not too distant future. But even their innocent mother is unaware of the secret these seemingly normal kids are hiding. Superhero town protectors Yoji and Kei are! The two of them and their robot bear companion, Oscar, use their homemade high-tech equipment to protect the residents of their town with a flap of their capes. However, from what threat? Will our small heroes be able to avert the calamity that is going to endanger the community's quiet, routine existence? See for yourself in this incredibly exciting near-future cartoon!