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.
It's hard to be popular!
Es ist nicht einfach, so gefragt zu sein.
¡Es duro ser tan popular!
¡Es duro ser tan popular!
C’est épuisant d’avoir
autant de succès !
É tão difícil ser popular!