Nassim Parize was born on November 15 in San Jose, California, to Claude Louis Gratien Parize, an osteopath, and Avideh Barzegar, a stylist and jewelry designer. She took to singing with her twin sister Neïssa at a young age and made her way onto a reality show called Star Academy on TF1, French TV1, one of the main European TV channel with the highest audience rate in Europe and signs a contract with Universal Music France. 
 Later on, she joined the music band Zedbazi as singer and songwriter. Zedbazi is an Iranian hip hop group, formed in 1999. They are known as the pioneer of gangster rap in Iran, and are also credited with marking the beginning of a new movement in Iranian music.