: Jeong-hae is sentenced to serve 10 years in prison after killing her abusive husband. Behind bars, she gives birth to a son, who gifts her and her cellmates with a reason to smile and believe in the future. But she is only allowed to keep her child for a short period of time until adoptive parents are found. To spend a day outside of prison with her son before he goes to a foster home, Jeong-hae proposes to the prison warden to let the inmates start their own prison choir.
- 'Harmony' attracted 103,196 viewers on the day of its release, topping daily admissions it pushed down 43-day winner 'Avatar' to second place.
- The movie placed #5 in top ten of the most-watched Korean films in 2010. It sold over $3 million tickets grossing more than $21 million.