My Brilliant Life

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.

• 
  Song Hye-kyo

  Mi-ra
• 
  Gang Dong-won

  Dae-soo
• 
  Jo Sung-mok

  Ah-reum
• 
  Baek Il-seob

  Mr. Jang
• 
  Heo Joon-seok

  Seung-chan
• 
  Kim So-jin

  Writer Kim
• 
  Cha Eun-woo

  Ah-reum
• 
  Chae Seo-jin

  Lee Seo-ha
• 
  Lee Sung-min

  Ah-reum's Doctor
• 
  Kim Kap-soo

  Dae-soo's Father