"I found the Seagull camera you have been looking for in Japan. I brought it back and wanted to give it to you..." Bai Chun looked at the message from a stranger and realized that his mobile phone number was the old one. As for the registration of the communication software, he was mistakenly regarded as another person by the other party. Bai Chun had a fever for a while, and he used his account to answer the other party. Unexpectedly, the other party believed it was true. When talking to him, Bai Chun, who was thinking about the camera in his heart, had to deal with the fake account carefully. From the conversation, he learned that the other party was a Japanese living in Taiwan, Sato. Shu, his false identity is the other's predecessor. And Sato Tree is currently in quarantine at home...

The story centers on CHEN Wei and her daughter, seeking refuge from CHEN Wei’s violent husband in the Butterfly Mansion, known for its eerie reputation as a suicide hotspot. Strange events unfold, and warnings from Uncle LIANG, the building’s janitor, and Uncle Shan, the temple caretaker who lives on the top floor, about the unsafe floor are ignored due to financial constraints. Neighbors like Ah Di, who sees spirits, and the forbidden Room No. 613, intensify CHEN’s unease. Substitute manager Xiao Liang cares for CHEN, with her daughter showing joy in his visits. As the Chinese ghost month progresses, supernatural events escalate, revealing a crisis beyond CHEN Wei’s initial struggles.