On a winter morning, Wen Yuan was heading to the hospital to have her dressing changed when she stumbled upon a medical dispute. A man was holding a psychiatrist at knifepoint. He said his daughter had hanged herself in their rented apartment.
Wen Yuan was taken in to help give a statement, only to learn that the dead woman was her senior from university. That night, she received a book from her senior. It seemed to contain some kind of secret...
Following the book's directions, she went to Xing Shi Plaza, only to be robbed and witness a man fall from a great height...
If silence makes you an accomplice, does turning a blind eye make you a murderer?
A secret has long been buried deep in Wen Yuan's heart. Countless times, waking from dreams in the dead of night, she has felt like a sinner.
When the truth is covered up, emotions can only be buried alive. She walks alone in the darkness, falling, shattering, unable to find the light...