E.U.E.R.P.I. is a guitar drone ambient project of Mirian Kolev, who lives in Bulgarian Mountains and performs in various geographical zones in Europe and Asia, He often collaborate with visual artists, performers and other musicians and take part in multidisciplinary projects. His music is minimalist, atmospheric and discreetly psychedelic, and improvisation is an essential part of each of his live performances, turning it into an expressive soundtrack of time and space. At times his music is gloomy, at times cosmic, and melancholy is often present in it, as is the world around him.