three friends, students at the pisa medical school are after their love adventures. benito (angelo pellegrini) is trying to win the favours of nurse italia (orchidea de santis) but she seems to prefer the company of prof. ciotti (gigi ballista). naïve alvaro (alvaro vitali) is desperate to lose his virginity with his girlfriend lella (ely galleani) without knowing that she lives a double life as a prostitute. finally, sandro (eligio zamara) is in love with the film's namesake dr. laura bonetti (karin schubert), the fiancée of prof. paolo cicchirini (gastone pescucci) who happens to be the butt of jokes at the medical school, and pretends to be sick to see her.