The lady of the house goes out, leaving her needlework behind. The restless needles and threads, unwilling to be idle, leap out of the sewing box and start playing games. Blue and pink yarn transform into a little man and a little woman respectively. The blue man uses a needle as a flute, playing beautiful music, while the pink woman sings and dances to the melody. Seeing this, a long tape measure transforms into a serpent and joins in the fun. But suddenly, the tape measure goes berserk, capturing the pink woman. The blue man mounts a horse transformed from a yarn ball and charges forward to battle the serpent. After a fierce and arduous struggle, the blue man finally subdues the serpent and rescues the trapped little beauty. They then resume their wonderful performance... Synopsis from Douban (https://movie.douban.com/subject/1459453/)