"Welcome to the world of science!"  When Yatori was 9 years old, she was sent to study with the general Bada Sankrein, and met a young boy her age, Ikta.  The world he shows her is new and exciting, like nothing she's ever seen.
Like a right and left hand,
،كيد يُمنى ويُسرى
Wie eine rechte und linke Hand
Como mano izquierda y derecha,
o los hemisferios del cerebro,
Como las dos manos,
o los hemisferios del cerebro,
On doit coopérer, comme les mains
ou les hémisphères du cerveau.
Come le mani destra e sinistra,
Como as mãos esquerda e direita.
Словно правая и левая рука,