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.
Beom-sil
Soo-ok
San-dol
Gae-deok
Gil-ja
Min-ho
Hyung-joon
Su-ok's Father
Gae-deok's Mother
Yong-su
Young-chul
Bum-sil's Mother
Bum-sil's Father
Young-il
Sung-jae
Woman
San-dol's Mother
Auctioneer
Marine Products Young Man
Min-ho's Wife (voice)
VFX Supervisor
Screenplay
Director
Production Sound Mixer
Key Grip
Producer
Editor
Director of Photography
Original Music Composer
Costume Design
Production Design
Adaptation
Lighting Director
Special Effects Supervisor
