Wang Goudan, a 70-year-old man living alone, receives a visit from two strange aliens who invite him to take a job on a desolate planet. Longing for companionship, he is tempted by their offer, but his son, Wang Jianjun, tries to stop him. After collapsing, he falls into a dreamlike realm of consciousness. The so-called desolate planet turns out to be part of a medical consciousness intervention. Within the illusion, he resolves years of resentment with his son, finally lets go of the dream, and chooses to return to reality.