A person who is afraid of nightmares when sleeping dreams about a person, and then seems to like the story of nightmares.
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The first night I met Song Yutong:
Xie Zemeng: Why are you in my dream?
Song Yutong: Why am I in your dream?!!
Xie Zemeng: I must not have slept yet.
…
The escape gap in the dream:
Xie Zemeng: I'm sorry.
Song Yutong: You bastard, what are you thinking about every day?