While livestreaming, gaming streamer Chen Yu is pulled into a terrifying liminal space, along with psychological graduate student Su Qing and others. Gentle and perceptive, Su Qing uses her expertise to calm the group. As she and Chen Yu fight side by side, feelings quietly develop between them. They repeatedly leap between terrifying settings such as hospitals, castles, and schools, searching for the secrets that overturn reality and a way to survive amid deadly dangers and inner fears.