Wanlop Rungkumjad

March is mourning his wife Nat, who has recently passed away due to dust pollution. He discovers her spirit has returned by possessing a vacuum cleaner. Disturbed by a ghost that appeared after a worker's death shut down their factory, his family rejects their unconventional human-ghost relationship. Trying to convince them of their love, Nat offers to cleanse the factory.

Visiting the hotel where his parents met during the Vietnam War, an engineer finds its twisting halls alive with restless memories of the past.