1991. Two years after their adventure in Romania, young Pago, Rice and Bibi have returned to their quiet and monotonous lives. When Bibi decides to meet Yuliya, a Bulgarian girl with whom he has been corresponding for months, the group of friends embarks on a new journey, this time to Sofia. However, Yuliya hides a secret that throws the three Italians at the center of an international intrigue, ending up in the crosshairs of Balkan crime and the Italian secret services.