Reset all dream states @ carnival
I just got all my "Having Recurring Dreams" levels reset to 0:
I went to the Mirror Marches at the Carnival. There I decreased nightmares via cards. I then went through the next mirror to the hotel. The talked to the guests and failing the nightmare challenge.
"You are yourself again"
"You would no longer be considered insane by most citizens of Fallen London. A dubious comfort. In any case, the experience seems to have helped with your nightmares."
"You have moved to a new area: your Lodgings You've lost a quality: Having Recurring Dreams: A Game of Chess. You've lost a quality: Having Recurring Dreams: Is Someone There?. You've lost a quality: Having Recurring Dreams: The Burial of the Dead. You've lost a quality: Having Recurring Dreams: The Fire Sermon. You've lost 4 x Memory of Light Watchful is increasing..."