Mulin and Cha'an are just part of this noisy world. They love simply, live truly, and have good friends by their side, which can be considered a successful career. But love between same-sex people cannot win the support of everyone. In that small bar, Mulin heard a song - "The wind blows cool, a cup of tea, the sunset beats the old horse, looking back, the snow dyes white, the hair is long, the boy is blown by the wind, the face has not changed, the heart is scarred, forget you, love let me let go"...