Sonia embarks on what could be the most thrilling chapter of her life as she relocates to Berlin at the age of 20 to pursue a degree in mathematics. Once settled, she quickly forms a new group of friends and falls for the charming yet unreliable Ladja. However, there’s a significant drawback: money is tight. Driven by financial necessity and a sense of curiosity, Sonia eventually turns to prostitution. This decision sets her on a precarious double life that could unravel at any moment. Her experiences are mixed; while she often finds herself in challenging situations, she also meets kind individuals and relishes her life as a student. The question remains: how long can she juggle this dual existence?