Ji Sun-woo (Kim Hee-ae) is a revered family medicine doctor and the associate director at Family Love Hospital. She is married to Lee Tae-oh (Park Hae-joon), with whom she has a teenage son, Lee Joon-young (Jeon Jin-seo). Sun-woo seems to have everything from a successful career to a happy family, but unbeknownst to her, she is betrayed by her husband and friends. Meanwhile, Tae-oh dreams of becoming a famous movie director. He runs a small entertainment and film company with the support of his wife. Even though he loves and cares for his wife, Tae-oh sets himself up in a dangerous position with an extramarital affair.