本曲提供多版本支持，购买后可以获得以下所有的2个版本：
版本 1 02:52版本 2 02:49

An urban alternative rock with the Shanghai subway as its image, depicting crowds, commuting and a sense of mobility in the underground space. Guitar and rhythm bring out the congestion, speed and a little loneliness of city life.
一首以上海地铁为意象的都市另类摇滚，描绘人群、通勤和地下空间里的流动感。吉他和节奏带出城市生活的拥挤、速度与一点孤独感。