Yumi is a 30-year old, ordinary woman who struggles with expressing her feelings. Told from the perspective of the many brain cells in her head, she experiences growth in both her love life, her career, and finds happiness in the small joys of everyday life.
Lee Yu-bi is a South Korean actress. She began her career in the 2011 sitcom Vampire Idol, then played supporting roles in television dramas The Innocent Man, Gu Family Book, and Pinocchio, as well as the films The Royal Tailor and Twenty. Wikipedia