Ariel : All Round Intercept & Escort Lady

To save Earth from aliens, a mad scientist unleashes a huge female robot piloted by reluctant schoolgirls. While humanity scratches its head, the good doctor scrambles to find some pilots. Can his teenage granddaughters get the job done? Even if the fate of humanity isn't worth canceling a date, these cute schoolgirls will give the aliens a fight they'll never forget.