Dick Bakker convinces Onno Bosman to produce a stage show about the sinking of the cruise ship 'Onan' and hires Fred Haché, Barend Servet, Sjef van Oekel and Ir. Van der Pik to star.
A group of people are having a party. The host has invited concert pianist Johan van Spek to perform one of his own compositions, which leaves the piano in such a state that a tuner arrives shortly to care for it.
