Listen to Soothing Twilight Harmonics online. Soothing Twilight Harmonics is an Instrumental language song and is sung by Swinging Mix. Soothing Twilight Harmonics, from the album 夏の夜のおしゃれカフェBGM, was released in the year 2024. The duration of the song is 2:15. Download Instrumental songs online from JioSaavn.