Born in Rome, the daughter of the drummer of the orchestra of Ennio Morricone and turnist Vincenzo "Enzo" Restuccia,[1] at 18 Rei started to dedicate herself to live music, performing in some of the best known Roman clubs.

At the time she also appeared as backing vocalist and dancer in several television shows of RAI and Canale 5.

[3] In 1995 she adopted her actual stage name and released "Sola" and "Noi", that marked a change on her style and that were fairly successful.

In 1997 she won the Un disco per l'estate competition with the song "Primavera", a cover of The Real Thing's You to Me Are Everything.

[8] On 14 January 2020, 'Per essere felici' is released, a track anticipating the new album of the same name, originally scheduled for 17 April and later postponed to 26 June.