Unforgettable

I will carry you forever.

On a live music radio show, a letter arrives from the 23 years in the past. Through the letter, the first love and friendships of five friends are revealed.

Drama Romance

Doh Kyung-soo

(Beom-sil)

Kim So-hyun

(Soo-ok)

Yeon Jun-seok

(San-dol)

Lee Da-wit

(Gae-deok)

Joo Ah-reum

(Gil-ja)

Park Hae-jun

(Min-ho)

Kim Ji-ho

(Gil-ja)

Park Yong-woo

(Hyung-joon)

Lee Dae-yeon

(Su-ok's Father)

Hwang Seok-jeong

(Gae-deok's Mother)

Park Jeong-min

(Yong-su)

Lee Beom-soo

(Young-chul)

Hwang Young-hee

(Bum-sil's Mother)

Park Choong-seon

(Bum-sil's Father)

Kim Kwon

(Young-il)

Im Sung-jae

(Sung-jae)

Kim Hyun

(Woman)

Yoon Ga-hyun

(San-dol's Mother)

Yun Yeong-keol

(Auctioneer)

Lim Cheol-soo

(Marine Products Young Man)