Knights of the Purple Smoke

The are a group of knights that work for the Preacher, like the Knights of the Ashen Flame. They are under the leadership of Ritsu.

Appearence
The Knights are seen wearing white cloaks featuring a large cross of the Holy Sol Temple on the front. These robes conceal their bodies. They also wear pointed hoods with a single vertical gap.

Operation Nether Investigation arc
When Company 2 and Company 8 begin to investigate the Netherworld, they are attacked by Ritsu's reanimated Infernals. She then orders her followers to attack.