Red and Brown

Olive, a young girl was killed by a strange cult and reborn as the daughter of the dying Werewolf empire, Druin. The humans have driven them to near extinction so they had to grudgingly partner up with the Vampire Empire, Castolis. However, this partnership is in form of a marriage contract, meaning the princess had to get married to the crown prince of Castolis.
Join our young princess as she survives extinction, tries to win a war and tries to stop herself from falling in love.