Mario and Lino, two best friends, live a neighborhood life. For both of them, unthinkable happens, a door opens to a new world that will lead them to different paths, even the most important thing they have their fraternal friendship.

A big family that like any other one includes relatives that see each other often and others that rarely meet, reunite to celebrate the 50th wedding anniversary of grandma Alba and grandpa Pietro in a big Villa, on the island they moved to. Because of weather conditions they all remain stranded on the island and the idyll between them seems to be over.