Born in Scafati, Salerno, Nappi made her debut in adult industry in 2011 with director Rocco Siffredi after that she contacted him via an e-mail. She graduated from Art School in Salerno and, as of October 2013, she studies art and design at university. Often referred to as an "intellectual porn star", Nappi wrote several essays on the condition of men and women in contemporary society and attended a philosophy festival. She was "Playmate" in the Italian "Playboy" in June 2012 and Penthouse Pet of the Month in November 2013. Also she was "Twistys Treat of the Month" for May 2015.