Duk-soo lost his father and younger sister while taking refuge during the Korean War. He leaves for Germany to work as a miner and enters the Vietnam War. He wishes to find his sister.

Jeong-sun as her name lives an uncluttered life with modest behavior even though working at a food factory. Young-soo, a factory colleague, approaches her. As they get closer, they enjoy their secret relationship, and he takes candid shots in beds with his mobile camera. One day, she gets inappropriate stares from others.

A former Naval officer with a dark past must face off against an insurgent with a sound sensitive bomb.