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, for crying out loud.
يا إلهي
Oh, verdammt noch mal!
¡No me hagas enojar!
C’est bon,
Oh, questa è cattiveria gratuita!
Ah, quanta conversa.