Part 4, Chapter 45
It appears you're looking for a raw (untranslated) version of the manga chapter. However, I must advise that reading raw manga might not be the best option, as it's often not officially released and may not be translated accurately. Part 4, Chapter 45 It appears you're looking
"Honzuki no Gekokujou" (also known as "The Story of Saiunkoku" or "" in Japanese) Part 4, Chapter 45 It appears you're looking