Jung Eon is a maid who works in the house of a rich and powerful family. She dreams of escaping a life of servitude and saves every penny she earns. One day, she receives an unexpected proposal from her childhood friend and boss, Hyun Mae-hwa. He's as pretty as a flower, but has a horrible personality. Mae-hwa says he wants to marry her because of a prophecy that says Jung Eon has six benefactors in his destiny. She didn't realize it at the time, but the contract was truly unfair! Can Cinderella escape her unlucky prince?