Beyond (2012)

A Pair Of Strange Eyes (1x2)

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Dong-shu and Dong-sao's son, Weijian, went missing after he entered the lift. Zhiqing takes the lift repeatedly in hopes of finding a clue regarding Weijian's disappearance. With a stroke of luck, she ends up at a space on the 13.5th level and finds Weijian there.