", a dreamy R&B song with lyrics that draw attention by mentioning special nights with his loved one in sexy narrative.

[12] "Ice Queen" is characterized as an R&B song with a sophisticated beat and a catchy melody with lyrics about winning the girls' cold heart with his warm one.

[14] Before the music video and album's release, Baekhyun held a private showcase in Seoul Arts Center where he performed the lead single "UN Village" for the first time for the media.

[18][19] On July 11, Baekhyun uploaded a vlog titled "UN Village behind clip" through his YouTube channel where he revealed parts of the filming process for his music video.

She added that by frequently layering different recordings atop of one another, "the wide range of Baekhyun's tone and artistic style" was revealed.

[23] Riddhi Chakraborty of Rolling Stone India stated that "Baekhyun's penchant for romantic ballads is forgotten as he makes a complete immersion into dark and heady R&B".

[28] It eventually sold over 576,029 copies, which made it the best-selling solo album in South Korea since Hestory (2003) by Kim Gun-mo, until it was surpassed by Baekhyun's second EP Delight the following year.

City Lights sold 1,000 copies in the United States according to Nielsen Music, despite less than two full days of sales for the Billboard week's charts.