First snow, mountain residence, etc. The song "The First Snow" is clear and exciting, just like snowflakes falling in winter, giving people a fresh breath. It perfectly blends with the hero's self-sacrifice and fearless spirit in the text "Bridge", which sets each other off. The music "Shan Jutu" is ethereal and distant, which makes people feel the tranquility and serenity of life in the mountains, and echoes the protagonist's life style in the mountains in the text "Bridge", showing a harmonious and quiet picture.