At this time every year, Tama and the others are confronted by their old enemies - koinobori - carp windsocks. This year, Tama and friends come up with a plan to finally defeat them, and challenge the Okamoto family's koinobori to battle!

Tora goes to the park where Tama and the others are playing, bearing huge news - Bull has grown bigger than a human. Shocked, Tama and the others go to see Bull and they find...
That isn't your dad, you know? After all...
...إنّه ليس والدك. لأنّه
Das war nicht dein Vater.
Ese no es tu padre. Piénsalo.
Ese no es tu padre. Piénsalo.
En vérité, c’est pas lui.
En fait…
Quello non è tuo padre, sai? Dopotutto...
Ele não é seu pai. Afinal, ele—
Это совсем не твой папа. Там...