If you're looking for manga similar to Sueto Monogatari (Light Novel), you might like these titles.
To hide her origin, Getsu hides her eyes with long bangs and lives inconspicuously. She earns a meager living by using a mysterious technique that cures ailments with fragrance, but suddenly she is taken away by the court and ordered to cure insomnia. The person he meets is the crown prince, who stands at the top of the country!
With the advent of the transcontinental railroad, smoke from steam locomotives veils the cities and mercenaries are a thing of the past. Sword, a mercenary, is down on his luck when he accepts a job from the bestselling lady novelist, Verderon. They set out on a journey to a dangerous, uncharted mountain... Only to be caught up in a conspiracy between church and state?! A tale of iron swords and typewriters!
The hated Ophelia, the young Duke Rosenstein's wife, is rumored to be a domineering woman and a huge spender. Yet all that is a ruse to fake her dedication to her husband. After their marriage, Ophelia soon realizes that Orpheus has a lover. In order to cleanly divorce him, she continues to act out her ruse. Ophelia wants to quickly separate from her marriage while on the other hand, Orpheus refuses to let her go...?