Yachinnnnnnnn's Manga

SPOILERS
This is just endless fight between consorts and concubine. 53 when the emperor found out that she's the 'nameless little friend'.

Forgotten empress. She always being pampered n spoiled. Other consort envy her. Emperor no longer gave her attention at all. Eventually she drank arsenic. Some1 burn the mansion. In modern time, truck-kun strikes again. She died at age 23. Transmigrated to that pitiful empress. Prisoned for few days alleged being arsonist. Met an old writer who enjoy in the jail. She gave him an idea to finalized his writing in exchange for called emperor to the jail at the same time she made a trap for the culprit to confess the truth.
When she freed, she was encouraged by oldman to writing by herself and sold them. It became best seller even his majesty like to read that.