Based on the life of Polish pianist Grzegorz Płonka, Sonata is the story of a boy who was misdiagnosed with autism and spent his early life in a hermetic existence. Grzegorz's life transforms when a private tutor suggests that he has a hearing impairment. With the aid of a hearing implant, Grzegorz falls in love with music, and a terrific musical talent emerges. With naturalistic cinematography, a marvelous soundtrack, and great sensitivity, director Bartosz Blaschke conveys the world of a deaf musical genius. Sonata is a warm and heartfelt film that has captivated audiences and critics alike.