The man in room no. 709 can’t sleep well all night because of a cat crying next door. One day, he accidently picks up a parcel for room no. 109. After feeling an exhilarating sense of pleasure from opening this parcel that belongs to someone else, he starts to intentionally take other people’s parcels. His sleepless nights due to the cat crying and the woman next door coming in late at night. However, because of the rude reaction of the woman next door over the intercom, the man’s complaints get ignored over and over. One day, while he is stealing parcels, he discovers one from next door. With the thought of revenge, he steals the woman’s parcel. However, what he finds inside is the dead body of the cat next door …