When Vincent sees his mother Elena kicking out the stranger who just showed up at their door, he has no doubts: that's his father. Vincent decides to leave when he sees his stepfather Mario blaming her for letting the stranger in. He sneaks into the stranger's car without knowing his new destination.
Volare
When his estranged father, a singer, unexpectedly shows up the mentally challenged Vincent decides to secretly join him on his concert tour, and the baffled father takes him from Italy to Slovenia and Croatia.