Obsessed by a musical genius, Katherine is on a mission to unlock Beethoven’s strangest mystery: why can’t Ludwig stop generating complex variations on a simple waltz? On stage, present-day New York and nineteenth-century Austria co-exist, brilliantly bridged by memory, tenacity and live music. Both Katherine and Beethoven deny love and friendships as they strive for perfection; they might share just enough to make time (and our hearts) stand still.