Jeong Yu Mi is a South Korean actress under Mystic Story. Yu Mi made her debut in a Lotte Xylitol chewing gum commercial in 2003 and afterwards played minor roles in several TV series and movies. She became a household name after portraying a gentle girlfriend in A Thousand Days' Promise, and a scheming secretary in Rooftop Prince. In 2013, she joined the cast of MBC TV's reality show "We Got Married" and is paired up with Jung Joon Young. She and singer Kangta admitted they were dating in 2020. Watch drama online for free.