Character
NullVA. Azumi Waki
Genius inventor & student.
She rebuilt her sister
as a robot.
Doesn't like going to school.
PetaVA. Reina Ueda
Cares deeply for her sister.
Null's sister who passed away.
Likes cooking, but not so good at it...
Peta (Robo)VA. Reina Ueda
Null's invention, RoboSis.
Makes Null go to school.
Would even go to space if it's for Null!
