Plot
A drama about an old man who is lost in the memories of 1945 Hiroshima after getting an unforgettable birthday letter from his first love.
Cast
Jo Soo-min
as Yeo Il-Ae (Young)
Kim Kyung-nam
as Goo Ki-woong
Song Geon-hee
as Kim Moo-gil (Young)
Jeon So-min
as Kim Jae-yeon
Jung Young-sook
as Yeo Il-ae (Old)
Jeon Moo-song
as Kim Moo-gil (Old)
Kim Hee-jung
as Moo-gil's mother