Hae-su works at a factory on the outskirts of Seoul. Returning home from work, she makes a phone call that goes to voicemail; nearing her residence, another phone call comes in, but she doesn't pick up. Inside the house is her mother's body—she died from mysterious circumstances. A knock on the door goes unanswered, but when a plainclothes police officer arrives, Hae-su lets him in. An exchange of documents, uncertain glances. With Hae-su and her tempermental brother the only attendants at her mother's funeral, there are more questions than answers.

아침에는 공장에서, 저녁에는 식당에서 일하는 해수는 어느 날, 먼 동네의 의사에게 시체검안서를 발급받는다. 그리고 병원과 집, 식당 등 여러 곳을 돌아다니며 온갖 서류 처리를 이어가는데... 불안한 표정에 말 한 마디 없는 해수의 수상한 계획, 과연 무사히 마칠 수 있을까?