Gojo is able to complete the Black Lobelia and Black Lily cosplays thanks to Marin's help. Both Marin and Sajuna try on their cosplays and they're both excited about how nicely they turned out, and Marin is even more excited about their upcoming group cosplay. When the day finally arrives, Marin and Sajuna get an unexpected visitor.
Maybe also 'cause it 
looks kinda like a dress.
ربّما لأنّه يبدو كفستان أيضاً
Sie erinnern an ein Kleid,
aber sind gleichzeitig süß und sexy!
Sarà che questo assomiglia un po' a un vestito, 
ed è increspato, ma comunque gothic.
Lembra bastante um vestido.
Sei lá, é meio agridoce.