Following the recent announcement of their fifth full-length album Stygian Conclave, set for release on September 19th, Ukrainian black/death metal duo DEF/LIGHT now unveil the album’s first single: “Book IX. Infernal Conclave”.

Watch the official music video for “Book IX. Infernal Conclave” here: 

Infernal Conclave is the ninth chapter of the album Stygian Cathedral.
A conceptual hell of heresy. No prophets. No gods. No masters.

The band was formed in 2001, in Dnipro, Ukraine. To date, the band has seven releases and several European tours. In 2017, the band transformed into an international studio project of two musicians. The eighth release, the full-length album Stygian Conclave, will be released on September 19, 2025 and is a continuation of the EP Eternal Reign, which was released in May of this year.