Squid Girl pushes the doorbell at a stranger's house as a prank.  She tries to flee immediately but she runs into Chizuru and then the occupant of the house comes out.  She feigns as if she's there to visit a friend to try to deceive them, but she is in a critical situation as then Kiyomi shows up, having returned from club activities!

Squid Girl has the lipstick she got from Eiko applied by Chizuru. She is impressed by her new look and decides to work at the Lemon while looking like that.  Not discouraged by an attack from an over excited Sanae, Squid Girl is unable to control her curiosity about make-up and wants to try out various styles, except...

The three stooges from Cindy's lab come to the Lemon.  They pull out various inventions that they brought from the lab, but they all look really shady.  Among them, Squid Girl wants to try out the "bullets that grants you the dignity of an invader," but the light fired from the gun causes...!?
Oh Kiyomi, you're home early.
Your friend came by.
Ah, Kiyomi, du bist früh zurück.
 Ein Freund wollte dich besuchen.
Ah, Kiyomi, llegas temprano. 
Vino una amiga.
Ah, Kiyomi, llegas temprano. 
Ha venido una amiga.
Ah, Kiyomi !
Oh Kiyomi, você chegou 
cedo. Sua amiga veio aqui.