Place·Open
The Testing Floor
A hidden level below the severed floor where Gemma is held across dozens of severed rooms.
Updated through S2E10
The testing floor is Lumon's most secret level, hidden beneath the severed floor. There Gemma is imprisoned and severed into many separate innie states — one per numbered room — each subjected to a different trauma test, culminating in Cold Harbor.
What's confirmed in canon
S2E7"Chikhai Bardo" reveals the testing floor and Gemma's captivity across its numbered rooms.
S2E10The Cold Harbor room sits at the end of the testing floor; Mark breaks in to free Gemma.
Where the community lands
The testing floor is where severance's benign mask comes off entirely: a laboratory of engineered suffering. Fans expect it to be the front line of Season 3's rescue-and-exposure story.
Still open
Q1How many subjects has the testing floor held?
Q2Does anyone escape it in Season 3?
Connected entities
Connections graph
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