The Mephisto is orbiting

Myles Clarkson, who had to give up his childhood dream of becoming a pianist, is now interviewing world-famous piano virtuoso Duncan Ely as a music journalist. This meeting also proves interesting for Duncan, as he notices that Myles is quite talented at playing the piano. The journalist and his wife, Paula, soon become friends with the pianist. Although Paula dislikes Duncan from the start, and especially his adult daughter, Roxane, she cannot suspect the terrible truth: Duncan is not only terminally ill, but also a Satanist. The evil pianist and his incestuous daughter are preparing a demonic ritual: Duncan's spirit will be transplanted into Myles' body...