A decades-old photo of oil field workers becomes a chilling omen for their children, whose lives are mysteriously linked by death and danger, as forensic expert Qin Ming races to uncover whether it’s fate, vengeance, or a calculated murder.

Once Upon a Time in Longfan Season 1 Episode 19 airs Sunday, October 4, 2026. Track your progress and get a reminder before air time — free, no ads.