Yumi is the eldest member of Red Velvet under SM Entertainment which debuted on August 1,2014 *Enjoy reading 😊 Note: ➡️ All the pictures and videos that i'm going to use is not mine so credits to the rightful owner ➡️ The info of the oc, some of family info and etc is fake ➡️ If you don't like my book then don't read it,i know that no one is perfect but may i remind you that it's not real and if you are going to comment mean or rude then your comment will be deleted or i will report your account