Major Jo Jin-hyang is assigned to training the air force cadets for dangerous bombing runs to Pyeongyang. His sister, a communication officer, falls in love with one of the cadets despite Jin-hyang's warnings that her lover may not survive even his first mission.
| Actor | Role |
|---|---|
 Shin Young-kyunKim Dae-ryeong | Kim Dae-ryeong |
 Yoon Jeong-heeEun-Ok | Eun-Ok |
 Hwang HaeJo Jin-hyang | Jo Jin-hyang |
 Kim Ji-miJeong-suk | Jeong-suk |
 Shin Il-ryongBae Yeong-dal | Bae Yeong-dal |
 Baek Il-seobLieutenant Song | Lieutenant Song |