In an insurance firm, Yoon, an outsider with the unique ability to glimpse into people’s pasts and read their thoughts, works under Mr. Park. Suspecting Yoon possesses some extraordinary talent, Mr. Park decides to put her skills to the test. Late at night, after everyone else has left, he takes Yoon to a storage room filled with case files. From these, Mr. Park selects three suspicious cases and asks Yoon to reveal what truly transpired. As Yoon recounts each story, she becomes aware of a dark presence growing stronger around them. She tries to warn Mr. Park about this ominous force. Will Mr. Park manage to escape the encroaching darkness?