The first Opus compilation was released by Mr Sam in July 2007 and was successfully followed by Opus Secundo and Opus Tertio.
The fourth album in the series is devoted to the city of Jerusalem.
The compilation features tracks by Thomas DeColita, Amurai, Nuera, and Moonpax and Mr Sam himself makes an appearance with a colloboration with Fred Baker called Forever Waiting.
To support the release Mr Sam is currenly embarked on an Opus Quarto World Tour.
This album is all about atmospheric and evocative trance.
Check it out!