Bok-ja is granted a special vacation after her death, which allows her to go see her daughter, Jin-joo, a university professor living abroad. Unlike her expectation, Bok-ja finds Jin-joo living in her old house running a local diner and becomes frustrated with questions that she is unable to ask. After spending time alongside Jin-joo, Bok-ja realizes that her daughter is struggling with the unresolved feelings about her, and tries to find a way to show her sincere feelings that she had never shared before.
With a genius-level IQ, Woo Young-woo learns to embrace her extraordinary self while forming a tight-knit community of friends and allies.
Kang Ki-young (강기영) is a South Korean actor born on October 14, 1983. He made his acting debut in the 2014 television drama High School King of Savvy(고교처세왕). He has since appeared in the popular dramas such as Shine or Go Crazy (빛나거나 미치거나), Oh My Ghost (오 나의 귀신님), Come Back Alive (돌아와요 아저씨), Bring It On, Ghost (싸우자 귀신아), W: Two Worlds Apart (더블유), Weightlifting Fairy Kim Bok-joo (역도요정 김복주) and Tunnel (터널).