Forced to marry an elderly duke with fifteen grandchildren, 16-year-old Miss Maisha Walcott, daughter of the late Baron Walcott, decided to disguise herself as a man to find her brother, the captain of a division of the royal wyvern army.However, she joined the wrong group and had to travel from place to place, taming beasts and half-beasts under the leadership of her cold, arrogant, stingy, and handsome leader.Would Maisha be able to meet her brother and break off the engagement before she got caught?