Characters

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  Son Yeori (cast: Oh Jieun)

  Yeori was adopted by a millionaire right after her father's death. As there's no such thing as a free lunch, she has to pay for the perfect life. She's the only person available to help her step brother in need of a bone marrow transplant. But, to protect her baby, she has to refuse it. As she's not welcome any longer, she runs away from home. She ends up in prison.
  Yeori was adopted by a millionaire right after her father's death. As there's no such thing as a free lunch, she has to pay for the perfect life. She's the only person available to help her step brother in need of a bone marrow transplant. But, to protect her baby, she has to refuse it. As she's not welcome any longer, she runs away from home. She ends up in prison.
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  Hong Jiwon (cast: Bae Jongok)

  Jiwon waited for years to have her first baby. And, she finally has her baby. It's a boy. But, when she finds out that he's diagnosed with leukemia, her world falls apart. Then, she hears that Yeori is identified as a possible bone marrow match for him. She lets herself be evil in order to keep her family safe.
  Jiwon waited for years to have her first baby. And, she finally has her baby. It's a boy. But, when she finds out that he's diagnosed with leukemia, her world falls apart. Then, she hears that Yeori is identified as a possible bone marrow match for him. She lets herself be evil in order to keep her family safe.
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  Gu Dochi (cast: Park Yunjae)

  Dochi is the only heir to take over the family business. To see his sick nephew, he comes back to Korea. And, he can't go back because he doesn't want to take a flight again. He's spent his life hiding from the bullets flying his way. Now, he has to take some action.
  Dochi is the only heir to take over the family business. To see his sick nephew, he comes back to Korea. And, he can't go back because he doesn't want to take a flight again. He's spent his life hiding from the bullets flying his way. Now, he has to take some action.
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  Kim Muyeol (cast: Seo Jiseok)

  Muyeol is Yeori's first man. They've known each other since childhood. But, he betrays her for a better life. He ends up making a very selfish choice.
  Muyeol is Yeori's first man. They've known each other since childhood. But, he betrays her for a better life. He ends up making a very selfish choice.