Four friends in their 40s find out a deceased old flame of theirs had a child, conceived with one of them during an Erasmus (EU student exchange program) in Portugal 20 years earlier. They embark on a journey in search of the offspring, while waiting for the DNA results to find out which one is the father.

A relationship develops between seasoned actor Stefano and his young, ambitious co-star Laura when they are cast as the two leads in a film. Stefano must deal with his growing jealousy when Laura's career begins to take off.