Squid Girl decides that the Lemon should test their defenses against other invaders. But little do they know Squid Girl has other plans for this mock invasion...

A fight breaks out between Squid Girl and Eiko and this time things aren’t patching up as quickly.  With the tension in the air Chizuru closes the restaurant early so the group can go to the local Festival.  Will Squid Girl go back to the sea or will a mysterious visitor be the key.
Just because she doesn't like Eiko anymore,
Nur weil sie Eiko nicht mehr mag,
No voy a gustarle solo
 porque ahora odie a Eiko.
No voy a gustarle solo
 porque ahora odie a Eiko.
Ce n’est pas
parce qu’elle déteste Eiko
Só porque ela não tem mais a Eiko