: According to Wikipedia , writers spent over 800 days developing the script to ensure the "love and peace" theme resonated deeply, even in early episodes like the sixth.

Episode 6 is often highlighted by critics as the point where the central characters, and Dongfang Qingcang , begin to shift from mere body-swapping acquaintances to having deeper, though still misunderstood, connections.

: Articles on NewHanfu explain that the show's props and costumes (visible from the earliest episodes) integrate five major Chinese intangible cultural heritage arts, including Suzhou embroidery and jade carving.

If you are looking for academic-level material on the series as a whole, which informs the themes found in Episode 6, consider these resources:

A Case Study of “Love Between Fairy and Devil” - ResearchGate