Spiritual freedom is the real freedom, do you agree? A single father Li Yu and his autistic daughter Xiaoyu live a poetic life on an old town which colorful clouds often pass by. Father Li Yu has a lover, wine and dances. He also has a loyal dog buddy named Mumu, as well as the beautiful mountain views and velvety grassland. When Li Yu's daughter facing the bloody conspiracy, to save and to find are his bounden duties!