The family Meier is a good-bourgeois Austrian family, which is strictly but affectionately "led" by Anna Meier Once a month Anne Meier and her husband, the doctor Dr. Hans Meier invites all family members to a finely arranged common meal, this time in the car repair shop of the other already deceased grandfather, whereby it is usual to sing a merry song together.
But the harmony is deceptive, because everyone knows a dark secret from the other, or an embarrassment, when everything seems to be full of joy, suddenly something terrible happens unexpectedly...