When his wife is murdered, Dong-ho loses the light in his life, breaks down and falls into depression. But he knows that as long as the killer is still around, he can not get out of his loss. Then, one day, he receives a call and can not believe who he is listening to.

"It all begins with a call."

Credits

Kim Bong-jooDirector

Son Hyun-jooGo Dong-ho

Uhm Ji-wonJo Yeon-soo

Bae Sung-wooDo Jae-hyeon

Roh Jeong-euiGo Kyeong-rim