How we experience the world depends on how we remember the past. Various mechanisms can help the brain to form a false memory. Perhaps you cannot trust your memory as much as you might think.
The visitors of this work become eyewitnesses to a robbery and are asked to testify. However, during this process, manipulation techniques are used which could cause them to form false memories.
After being a eyewitness to the robbery the participant would get their submitted answers, they could then follow the wall of information to see where and how they had been manipulated.