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.
I thought you were supposed 
to be the invader?
Ich dachte, dass du der Angreifer wärst?
¿No se supone que tú eres la invasora?
¿No se supone que tú eres la invasora?
Tu n’étais pas censée
être l’envahisseur ?
Pensei que era você quem seria a invasora.