A mentally retarded young man, a terminally ill girl with an average appearance but full of longing for love, a beautiful and passionate rich girl, some of them knew each other but could not fall in love, and some fell in love but could not get together. The cruel reality, beautiful dreams, and broken memories were intertwined like the warp and weft, the white snow was falling, and the red dust was rolling, eventually covering up and engulfing everything without leaving a trace...