The Unloved Lady and the Fluffy Second Prince

Meril, a duke’s daughter unloved by her family, works at the royal palace to become independent, living every day as an overworked “corporate slave” and suffering from sleep deprivation.
One day, a small white tiger named Mofu-chan appears before her, and she finds comfort in its fluffy presence.
The next morning, the handsome Second Prince Oscar arrives, and the two are assigned to work together.
Moreover, Oscar seems to believe that Meril is his fated partner—?!