The girls visit a sex store to find the perfect research tool for their project. When they fail to do so, Natalia decides to make one herself.
Cast: Aleksandra Skraba, Maria Sobocinska, Sandra Drzymalska, Piotr Pacek, Kamil Wodka, Bartosz Gelner, Wojciech Solarz, Sebastian Stankiewicz, Jan Wieteska, Magda Graziowska, Malgorzata Foremniak, Cezary Pazura, Zbigniew Zamachowski, Ewa Szykulska, Marcin Bubólka