share time: 2025-10-24 00:37:53
Radio host Lin Shen is haunted every night by the "echoes of day and night"—a repeated cry for help from a fire. Until journalist Su Xiao, investigating a missing person case, shows up. Together, they discover the echo is linked to an unsolved orphanage fire ten years ago. As they close in on the truth, Lin Shen's memories start to crumble, Su Xiao's identity hides a shocking secret, and the mysterious man (played by Yu Long) tracking them is waiting to reveal a cruel truth about "day-night exchange": the survivors of that year have long "swapped" their fates between day and night...
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