Isi & Ossi is a 2020 German romantic comedy film directed and written by Oliver Kienle, starring Dennis Mojen, Lisa Vicari, Christina Hecke and Pegah Ferydoni. The story revolves around a billionaire's daughter and a struggling boxer who are each other's opposites, and initially start dating to take advantage of each other.


Isabelle "Isi" Voigt lives with her upper-class family in Heidelberg while Oscar "Ossi" Markowski lives with his single mother in a small flat in Mannheim. Despite her privileged upbringing and her parents' wishes for her to attend university, Isi aspires to attend a culinary school in New York and become a chef. Ossi trains to become a professional boxer but is forced to frequently miss training sessions and work at his mother's gas station.