Makoto Ueki

When little Yuzuyu Sakashita's mother runs away from her family, the little girl has to live with her teenage nephew Kippei. Through taking care of Yuzuyu, Kippei learns a lot about life.

Big Convoy leads rookie Autobot Maximals against Magmatron and his Decepticon Predacons who are after energy source called Angolmois. However, when ancient evil transformer Unicron and his Blendtrons appear, everything changes.