Hotel detective Janos Kovacs travels from San Remo, where the Schlagerfestival will soon be held, to London. He wants to sell critical information to the crime reporter Barney Blair. Before Barney arrives, Kovacs is stabbed.
Lisa is going to Munich in the night train, to start training for a career in fashion; Martin is a young artist. They talk, and romance is in the air. Arriving at Munich station they agree to meet later that day in Marienplatz, the central square. Comes the time, and the square is full of thousands of people: they didn't realise that today is Fasching, the Bavarian carnival. Th...