Jin-ah, a radio host and singer, works hard to make sure she does well on air. When she is accused of plagiarism, her life is turned upside down and she must revive her career.
A couple of teenagers have a son who suffers from progeria, a rare genetic disorder which makes one age exponentially faster than normal. 16 years later, the child has the body of an 80 year old in the final days of his life writing a book about his parents' love story.