Since she is a young filly, ThunderJet never really had any friends. Until Cloudsdale's Kindergarden where she met SpitFire, both becoming friends will grow together. SpitFire learn really early to fly but ThunderJet still wasn't able to fly. They decided to go to a fly summer camp. Everybody laughed at her because she was not even able to lift her with her wings. She ran away and hide until night came. Then she discovered her special talent (I will avoid too big spoiler). On duty in Canterlot, SpitFire spotted a Wonderbolt recruitment poster, she jumped on the occasion and join them. ThunderJet is now all alone… (to be continued)