The Last Great Heir by Carina Finn

Raised as rivals, Merriment and Rue are counting down the days until their fated duel — and discover that they may have more in common than they think. From talking cats to mercurial demons and more, The Last Great Heir is a charming, adventurous tale.

The female heirs of two opposing families must duel for guardianship of the land in this stunning fantasy adventure debut!

Merriment Feast's life is one constant party, complete with dazzling gowns and delicious pastries. Well, except for her aunt's physically grueling training. Merri believes it's her responsibility to protect her family's traditions and the power they've held for generations.

Rue Famine knows that only Feasts benefit from Feast rule. As the heir of House Famine, she spends her days studying potion-making in an enormous, dusty library and learning how to use her magic to help others.

Custom dictates that the heirs of Feast and Famine must duel on their thirteenth birthday. Only one family can rule the land of Fauret, and Merri and Rue have been raised as rivals.

But as the contest draws near and dangers escalate, their true enemy may be a shared one…