"Missing Brother" is adapted from the story of a real children's choir that existed during the Korean War. It is a touching film that uses songs to heal the pain of war. The actors' tacit cooperation and sincere acting skills, Coupled with the highly completed storyline and the moving songs of the children's choir, the film is quite interesting (Tencent Entertainment Review).

South Korea has always preferred to arrange friendship, love, and family stories in war movies. Many works use dual male protagonists or old and young couples to create fictional stories. "Missing Brother" is a film with similar themes. 's video. However, what is special about this work is that although it is set during the war, it is different from ordinary war movies. It uses music, choirs and orphans to form a touching story. As the name suggests, the film is under the banner of "touching", and the results were pretty good. Many viewers left the theater with tears in their eyes. Although there are not many war scenes in the film, and it is not as eye-catching as movies of the same type, it does look at the harm caused by war to innocent people from the side. Through the singing of children, it gives people a sense of " The idea that it would be great if there was no war or no need to fight" also aroused the audience's feeling of cherishing their current life. After all, the male protagonist Im Siwan is from a boy band. His singing skills and expressions are not difficult at all, and his performance is quite satisfactory (NetEase Entertainment Review).