For heroine Ooba Kanoko, life is not much fun. Her family runs a small restaurant where she slaves and is horribly mistreated by her two sisters, parents, and grandparent. (Not to mention the fact that her name said aloud as "Oobaka no ko" = "stupid kid"!) Poor Kanoko cooks, cleans, and takes the blame when things go wrong. However, her life takes an unusual turn when her family suddenly loses what little money it had, and everything they own is about to be reposessed -- and along comes a ragged looking, tall stranger with an interesting proposition that will turn Kanoko into a billion dollar Cinderella! At a price to Kanoko... (Source: ShoujoMagic)

19-year old Narika Yoshikawa lived a poor life with her single mother. But when Narika's mother passed away, she was forced to follow in her mother's lifestyle, which unfortunately, also included her debts. One night, some men come to her door and demand 3 million yen that Narika's mother borrowed from them. She's saved by a strange man who pays the money to the men, and tells Narika that he just "bought her" and if she marries him, he will give her anything she wants! What exactly is going on?
(Source: MU)

Kanako is an unattractive and not-so-capable office lady, until the day her mother passes away and she turns out to be the sole heiress of the old and elite Kinaga house. So suddenly, Kanako has not only to uphold her duties as an heiress, but to turn into an attractive lady so that she can marry accordingly to her new status. Thanks to the family valet and her own efforts, she manages somehow, but even in the middle of her new-found glamor, her world still continues to revolve around her valet…
(Source: Aerandria)