あらすじ
Ribbontail, an idol hero whose only merit is her cuteness, dreams of one day being recognized for her abilities as a hero. Her new buddy is ZEX, a state-of-the-art and most powerful autonomous robot in history. Ribbontail is excited to be able to take credit with Zechs, who shows no sign of opening up to her, but then she gets caught up in an unexpected incident...?