Southern Korean vocalist and celebrity most widely known as an associate of the all-female group called Key. She also made an appearance in the range show Invincible Youngsters. As a kid, she earned multiple visual artwork tournaments. She modeled for such businesses as Nike, Great Time Soju, and Nene Poultry. The eldest kid in her family members, she was raised caring for her young siblings. She and Tune Jieun had been both people of Secret.