A Poor Lunatic

 is a Mortal that went mad in their attempt to ascend. You may become one if you let a Trembling in the Air consume 3 Fascination.

Unlike other Prisoners,  will not become a corpse and instead quietly disappear.

Obtaining
 can be obtained in the following ways:
 * Use the Talk action on a Idealist Hunter with a Lantern Lore subject.
 * Use the Talk action on a Grim Hunter with a Winter Lore subject.
 * Use the Talk action on a Lantern Follower with the Society subject (rare and consumes the Follower).
 * An Erratic Disciple decays into one after 600 seconds.