This short trailer for CGTN's series of documentaries about the making of our Winter Olympics theme tune in a musical relay format puts the four composers in the spotlight and tracks their creative journey. See how China's ethnic Mongolian keyboardist Asr and electronic music producer Mico Liu Wei joined Icelandic musician Doctor Victor and Italian composer Carlo Facchini in stitching together a virtuoso virtual performance to create a spellbinding soundtrack inspired by the sounds of the Games.