"Torture Chairs" is the side quest in Borderlands 2
Sidequest (Optional Mission)
How to start
Speak to Tannis
ECHO Recorder 1
ECHO Recorder 2
ECHO Recorder 3
Head down the stairs to the front of Sanctuary (in front of Scooter's garage. Look at the stack of tires by the entrance to Sanctuary. In front of them you will find another of Tannis's ECHO Recorder.
ECHO Recorder 4
ECHO Recorder 5
The final ECHO Recorder sits in the dumpster nearby the entrance of Marcus's Gun shop. Look inside the large dumpster on your way to his shop on the left.
TURN IN: Tannis
Money and XP
How did Jack get the Vault Key from Tannis?
Tannis has received the chronicles of her torture, and all is right with the world.