Ukrainian teenager Alexei Krasnik, 17, is talented musician with a promising future. He has a chance to audition for scholarship at the Royal Academy or Music in London. Life is good for him and his younger sister; Katya. But then, their dreams and hopes are destroyed when Russia invades Ukraine and thye have to confront the horrors of war. At night, in the underground station, Alexei plays his violin to the frightened people hiding there from the bombs. Katya manages to get to safety in the UK, but Alexei’s father is taken prisoner. Alexei sets out to try and find him. Can he succeed in locating his father, and will the family be reunited?