The quarrel between the waltz king Joseph Lanner and his still unknown violinist Johann Strauss. It comes to a break. Strauss is engaged in London and has his first successes there. Thanks to the initially unfortunate intervention of Lanner's daughter, a reconciliation is finally achieved.
In the very old-fashioned town of Ostend suddenly 13 suitcases are delivered to the hotel, with a note, that O.F. will be here soon and needs 6 rooms (the hotel just has five). This event, probably the biggest in 300 years, starts a small wave of modernisation, yet everybody is wondering who O.F....