Knights of the Purple Smoke

The are a group of knights that work for the Preacher, like the Knight of 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.