I want to make a KDrama OST playlist, please help me find some which in your opinion is the saddest OST you've ever heard. I will start with my favorite one :) 

1. OST Chicago Typewriter - Blooming Memories - Yerin Baek

2. OST Chicago Typewriter - Writing Our Stories - SG Wannabe

3. OST Fated to Love You - Goodbye My Love - Ailee

4. OST Goblin - I Will Go To You Like The First Snow - Ailee

5. OST Let's Fight Ghost - Comfort Me - Rocoberry

6. OST Scarlet Heart: Moon Lover - Forgetting You - Davichi

These are some sad OST that I like :)

7. OST Romance is a Bonus Book - The Story I Couldn't See - Jannabi

This OST makes me sad every time I listen to it.

Here are some soundtrack songs that I think of as sad:

9. OST Signal - Happy Person (행복한 사람) by Jo Dong Hee
10. OST The King: Eternal Monarch - I Just Want To Stay With You by Zion.T
11. OST It's Okay to not be Okay - In Silence by Janet Suhh (song is in English)
12. OST Jirisan - Yours by Jin
13. OST Jirisan - Stay by O3ohn (song is in English)
14. OST Jirisan - Valley of the Shadow by Yi Sung Yol
15. OST The Veil - Stay With Me by Elaine (song is in English)
16. OST Bulgasal: Immortal Souls - One Day by 4Men
17. OST Bulgasal: Immortal Souls - If You Can't Forget by Min Seo
18. OST The Red Sleeve - I'll Leave You by Lee Sun Hee
19. OST Happiness - Pain by Isaac Hong
20. OST Youth of May - Words I Want To Say To You by Yoo Hae Jun
21. OST Uncontrollably Fond - Say Goodbye by Kim Na Young
22. OST Bad Guy - Sometimes I Cry Alone by Kim Yeon Woo
23. OST The Slave Hunters (Chuno) - Stigma by Lim Jae Beum


24. OST Scarlet Heart: Moon Lover - Will Be Back - Im Sun Hae

25. OST Death's Game - It's a Lie - Sondia

26. OST Marry My Husband - Wounds of Time - Kim So Yeon

27. OST The King: Eternal Monarch - Please Don't Cry - Davichi

28. OST Alchemy of Souls (S-2) - Blue Flower - Lia (Itzy)

29. OST Kill Me Heal Me - Auditory Hallucinations - Jung Jae-in (Ft. NaShow)

30. OST Descendants of the Sun - Once Again - Mad Clown & Kim Na Young

That's all I can think of but can assured it's sad "3

This triggers unwanted memories, I swear >:(

It's okay to not be okay: In your time - Lee Su Hyun

I'm sorry I love you: Snow flower -  Park Hyo Shin

18 again: The only one - SOYOU