Sex theory comes into practice

Mila Ex and her boyfriend spent the whole day in the kitchen trying to write an essay on a very spicy topic. They needed to describe the orgy as a historical phenomenon. They almost gave up when their roommates Alison Lip and her lad entered the room. Word for word, they promised to help their friends in despair. This is when a kinky idea of testing orgy came into their minds. After all, every scientist needs to check a theory in practice.