C.L.I.F.

Episode 14 (1x14)

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A woman Lixuan is murdered the same way as Tiansheng. Her boyfriend Zhiming had never met Tiansheng, nor have Xinhui met Lixuan. The cases appear to be unconnected, but Xinyi suspects a link. Yida and his team finds a visually-impaired man with clues based on an ez-link card.