Galko's skin got really dark as a result of tanning.
Otako comments that since Galko's skin has tanned so much, her nipples must be dark as well. Along with Ojou, Otako yells that Galko has dark nipples.
Oh, yeah... She might not even be home.
صحيح، قد لا تكون في المنزل حتى
Ach ja … Vielleicht ist sie
gar nicht zu Hause.
Es verdad, podría estar fuera.
Mais si ça se trouve,
elle n’est pas restée chez elle…
Ah, giusto. Non so neanche se è in casa...
É mesmo, pode ser que não esteja.