Listen to Self-Discovery: Rain for Inner Journey (Instrumental) online. Self-Discovery: Rain for Inner Journey (Instrumental) is an Instrumental language song and is sung by HarmonicLab Music. Self-Discovery: Rain for Inner Journey (Instrumental), from the album Rainfall Dreams: Nature's Soothing Sounds for Sleep, was released in the year 2024. The duration of the song is 1:08. Download Instrumental songs online from JioSaavn.