Alex is disgruntled by seeing  Sanae being overly happy about Squid Girl's visit 
that day. When she finally arrives, he bites her in the leg.
Seeing that, Eiko suggests that Squid Girl takes Alex on a walk.

One morning, when Squid Girl is taking a walk on the beach, she sees kids 
gathering and moving synchronized to strange music. 
Convinced that it must be some sort of ritual or brainwashing, she can't get
the movements out of her head. 

When Gorou sees with what kind of ease Squid Girl retrieves Takeru's ball 
that was washed away by the tides, he asks her if she wants to become a 
life saver.
If you got it, why did you chase 
those boys out of the water?
Wenn du es verstanden hast, warum hast du dann die Jungs aus dem Wasser geholt?
Si lo entiendes, ¿por qué 
no dejas que entren al agua?
Si lo entiendes, ¿por qué 
no dejas que se metan en el agua?
Pourquoi as-tu sorti
ces enfants de l’eau ?
Se entendeu, por que você impediu 
aqueles garotos de entrar na água?