The owner of Minamikaze has invited the girls of Lemon to his home, once there the mood changes drastically.  How can the girls escape?  Squid Girl is suffering from amnesia and everybody is trying to convince her she is an alien, girlfriend, or sister, but what about invader?  The Invasion Club has been formed, join and watch how they systematically invade the city.
Sorry I missed our meeting yesterday.
Tut mir leid, dass ich das Clubtreffen verpasst habe.
Disculpen que haya faltado ayer.
Disculpad que haya faltado ayer.
Désolée d’avoir séché
le club hier.
Desculpe por não ter ido 
no encontro de ontem.