'Delivery Man' is a suspense film which tells a story about a delivery man who pretends to be deaf-mute deliberately to gain lots of benefits. He always has a sense of inferiority. One day it is a raining day, David delivers food to a middle-aged woman's house as usual. The middle-aged woman looks around 35 years old. David uses his phone type ‘I am a deaf-mute’ and asks to take a break in women’s house. When entering, he heard a girl crying for help, but he has no chance but pretend that he is a deaf-mute, so he cannot save her. The middle-aged woman notices David's coat is wet, so she asks to take his coat. After passing his coat, David suddenly realizes his notebook is in the coat. David is afraid that the woman would find that notebook. In the end, the middle-aged woman comes over and David sees his notebook in her hand. David and the middle-aged woman look at each other and there is a girl is crying for help.