Hailing from Trondheim, Norway, Aptorian Demon plays traditional Norwegian Black Metal with occasional acoustic interludes. The band first formed in 2005, and released the EP "Angst, Jammer og Fortvilelse" the same year.

In 2012, they finally released their first full length album "Libertus".

Source : https://www.last.fm/music/Aptorian+Demon/+wiki