As the team is woken up at night to practice, Echizen and two others are selected to break into the U-17 Camp. However, they find this might be more difficult than expected require a few Ina Bauer!
These squares seem to be those 
cameras' only blind spots.
Parece que todo es visto por la cámara, 
excepto lo que está encima de los cuadrados.
La cámara pilla todo, menos lo que está sobre los cuadrados.
Pelo visto, os quadrados são 
os pontos cegos das câmeras.