It is society’s nature to divide
itself into many tiers. No matter
how you arrange them, one
tier always has to be on the bottom.
On that tier is Ryo Sansen.
Ryo is an outcast, an invisible in
her society, and for no reason
beyond the fact that she had the
audacity to be born.
So, what is a young ninja-girl to do
in her position?
Why, change the world, of course.