It all started in La Paz, Bolivia when Dj W.N.N. started to produced trance parties in the year of 1999 after working as a Dj in an electronic music disco in Cuzco-Peru for two years. He traveled through Bolivia and the neighbouring countries as an invited as a Dj. In the year 2000 he has been invited to Japan and there is when his work starts to reach a higher level. He signed a contract with TechPro (Japan) and participated as Dj and music producer in many trance events organized by TechPro all over Japan. Finally he came back to Bolivia in the year of 2001 and started to work as Dj, music producer and event organizer in the gender of trance music. With 4 albums up to date, Dj W.N.N., who is now known as Erofex, starts organizing psy trance parties in La Paz-Bolivia with Dj Reika.