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.
as Dae-soo
as Mi-ra
as Ah-reum
as Mr. Jang
as Seung-chan
as Writer Kim
as Ah-reum
as Lee Seo-ha
as Ah-reum's Doctor
as Dae-soo's Father
as Aspiring to be Director
as Praying Woman
as Praying Woman
as Praying Woman
as Dae-soo's Junior
as Mi-ra's Father
as Mi-ra's Mother
as Self
as Self
as Self
as Bad Girl
as Taekwondo Team Coach
as Husband