When Sui hands her husband a notice for a weekday neighborhood camping trip, he says work makes it impossible for him to attend. Worried about appearances with the community and women’s association, she decides to go alone. He assumes a large group will keep her safe, but that night she messages him that only four people showed up. She is stuck for three days and two nights deep in the mountains with poor reception—and then a neighbor reveals that the trip was never an official event...