Kadokawa has revealed a new promotional video, image, voice actors, and the October premiere date for the anime Mushikaburi-hime , an adaptation of the light novel by Yui and Satsuki Shiina .
Check it out:

Therefore, the direction is by Tarou Iwasaki (Amaama to Inazuma), and Mizuka Takahashi (Overlord III) designs the characters.
Synopsis:
When book lover Lady Elianna sees Prince Christopher – her betrothed in name only – having an affair with another noblewoman, she realizes the recent rumors must be true. The prince has someone he truly loves, meaning the annulment of the engagement is inevitable and fast approaching. What she doesn't realize is that this is just a ripple on the surface – one of many where the truth runs deeper, in a conspiracy that surpasses her imagination!
Finally, J-Novel Club manga adaptation by Yui Kikuta .
Source: ANN

