Dissonance

Running 15m and made in Germany, Dissonance (2015) is an Adventure and Animation film in the 123movies catalog. The cast includes Mirko Thiele and Leslie Barany; Till Nowak directs. 20 votes put it at 6.2/10. A pianist plays in a huge theatre on a cylindrical piano, which is rotated by his dwarf assistant. The theatre is part of a huge, spherical city. Upon waking, he turns out to be a street musician, who has a restraining order, but wants to teach his daughter how to play the piano.