Mikio is a married man and works hard for the company where he is employed. Then one day Mikio is diagnosed with depression. Mikio's wife is Haruko. They have been married for 5 years. Haruko draws comics for work, but they do not sell well. She mainly relied on Mikio for support. Meanwhile, Haruko did not notice any changes in her husband. She begins to blame herself for not noticing any signs. Mikio's depression derived from his work. His company has been pressing him to quit the company. After Mikio quits his job his condition improves, but the dynamics of their relationship changes.

A postman learns that he doesn't have much time left to live due to a terminal illness. A devil then appears in front of him and offers to extend his life if he picks something in the world that will disappear. The man thinks about his relationships with ex-friends, ex-lovers, relatives and colleagues who will be sincerely sad when he dies.