Su Mianchang had an extremely realistic dream on the night of her 20th birthday.
In the dream, the blood-red moon hung on the roof of the dormitory, and the roommate's neck was twisted into an extremely weird angle.
When she woke up the next morning, she found her roommate staring at her in the same posture.
Dreams begin to intrude into reality, and strangeness descends on all sides. She must find the rules to break the situation in her dreams, and survive step by step in reality.
Intention: nothing