Sonata, 2021, Poland, 118 min. 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 begins to learn sounds, words, and music, and a terrific musical talent emerges. He can finally express in words his greatest dream: to play piano and perform a concert in front of a huge audience.