Minjeong, an award-winning scriptwriter, has a secret. What does it have to do with the Daesang-winning actor Yu Jimin? And why is a six-year-old girl, a carbon copy of Jimin, calling Minjeong mommy? This is a story about misunderstanding and making it right, especially when you finally find the missing piece of your heart. Follow Minjeong and Jimin as they navigate their way into finding happiness in the midst of the chaotic world of show business.