Julia, a member of the Kingsguard, falls off a cliff with Princess Laura. When she wakes up, she finds that her body has been switched with Laura's! She is now married to King Leon, the princess's husband, but he is not only a bully but also has a keen sense of intuition, and they are in big trouble!

Ren Riri's skills are purchased by the crown prince and she enters into the inner palace. However, her real goal is to concoct the legendary incense for the imperial family to clear her father's name.

An Osananajimi ga Zettai ni Makenai Love Comedy anthology by various mangaka.

Shinzui, a country where perfumers are highly respected. Riri lives downtown, but her skills as a perfumer have earned her a place in the inner palace (harem) of the Crown Prince Kousho. However, her goal isn’t to become his favourite consort. Riri wishes to create the legendary treasured incense that her late father failed to produce, and clear his name. Kousho learned of her ulterior motive as soon as she entered the inner palace, and told her something unexpected!? In a country where women aren’t allowed to become perfumers, a girl carves out her own destiny and finds love through the power of incenses.