: The title track is an emotional dance-pop song featuring delicate vocals and an addictive bassline. It uses the metaphor of a vampire dancing under the moonlight to express the freedom of performing on stage.
: An 80s-inspired synth-pop track. The lyrics creatively frame the long-term relationship between fans and idols as a "long-distance couple". Lee Chae Yeon HUSH RUSH zip
: A groovy pop song with a prominent bassline. It focuses on more mature vocal textures and instrumental variations. : The title track is an emotional dance-pop
The physical album was released in several editions, including: [Review] HUSH RUSH – LEE CHAE YEON – KPOPREVIEWED Lee Chae Yeon HUSH RUSH zip
The music video portrays Chaeyeon as a vampire navigating modern life—drinking "garlic drinks" to walk in the sun and treating her daily routine like a personal stage .