Tale of the Nine-Tailed tells the story of a male gumiho named Lee Yeon who has settled in the city and a fearless television producer who is determined to track him down. Since the first episode, the drama took the lead in the Wednesday-Thursday viewership competition and received explosive responses. On top of this, NellŌĆÖs Kim Jong Wan, Sung Si Kyung, Lyn, HYNN, Yang Da Il, MONSTA XŌĆÖs Shownu, and more will participate in the OST to maximize the mysterious atmosphere of K-Fantasy.

ŌĆ£IŌĆÖll Be There,ŌĆØ sung by MONSTA XŌĆÖs Shownu, is Lee YeonŌĆÖs main theme song. This is his first OST song in about 5 years since his official debut. Shownu, the leader and the lead vocalist of MONSTA X, perfectly showed off his prowess with the song. ŌĆ£IŌĆÖll Be There,ŌĆØ which features the rock sound, starts with a mysterious feeling that reminds you of gumiho and provides an unexpected twist when the rock-based powerful sound is poured out from the chorus. The lyrics that show a manŌĆÖs determination to find his destiny across time and space is also impressive.

NellŌĆÖs Kim Jong WanŌĆÖs ŌĆ£Blue MoonŌĆØ received explosive reactions when it decorated the first episodeŌĆÖs ending scene. Kim Jong WanŌĆÖs charming voice flowed out at the moment when Nam Ji Ah injected an anesthetic into Lee YeonŌĆÖs neck, maximizing the tension between the two while also highlighting the overwhelming visuals.

In the fourth episode, Sung Si KyungŌĆÖs not-yet-released song came out when Nam Ji Ah stroked Lee YeonŌĆÖs head after inviting him into her house. (watch from 1:15) The combination of Sung Si KyungŌĆÖs soft voice and lyrical melody raises expectations for future changes in their relationship, hinting at the ŌĆ£ticklingŌĆØ atmosphere between them. Meanwhile, Sung Si Kyung, who guest appeared on SBS Power FM Choi Hwa JungŌĆÖs Power Time, chatted about how he ended up singing the OST song after Lee Dong Wook called him when he was having a drink. ŌĆ£OST Hit MakerŌĆØ Lyn has also been included in the lineup. Since she produced multiple hit songs through her OST works, her new song is expected to perform well on the music chart. HYNN, who won the title of the youngest Mask King in The Masked Singer after making her name known with ŌĆ£The Lonely Bloom Stands Alone,ŌĆØ and Yang Da Il, who quickly emerged as a popular singer-songwriter, will also participate in the OST. Source (1, 2, 3)