Rainbow's Woori received a very meaningful birthday present for her 28th year. Woori's fans dedicated blood donations in Woori's name to the Korean Child Cancer Association. 

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On February 27, Woori thanked her fan club as she updated her Instagram with the proof of blood donation form with the message, "Now I'm getting the chance to upload this. Rain-nous, I love you. I got goosebumps the moment I saw this. My birthday present is awesome." 

Many people who are not Rain-nous were also touched by the meaningful gift. They left comments on Woori's Instagram post, such as, "Woori and her fans are awesome," and "You are awesome~ You have such a warm heart, woori woori go woori~."

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A photo posted by ??? (@rainbowoori) on Feb 26, 2016 at 6:52am PST