Sirenia is a gothic metal band from Stavanger, Norway, founded in early 2001. Sirenia play a mix of gothic metal, symphonic metal, extreme metal and death metal sounds. The vocals are two male, one hard voice, from death metal, and a clean male singer. The female voice is used in moments with melody or chorus. The band uses melodic instrumentals, synthesizers, and distorted guitars with female vocals, and a choir, and violins, for the male voices. Lyrics spoke about human existence, emotion, and mental states.