Eun-ha is a normal worker at a junkyard, but she also works in secret as a delivery clerk who takes care of strange delivery requests. One day, Eun-ha goes to Seoul to pick up a client who is a gambler who wants to leave the country. But at the pick-up point, Eun-ha meets the client's young son instead of the client himself. Kyeong-pil is a police officer, but he is really the one who planned the whole gambling crime. He is looking for the missing child who has the security key to a bank account with $30 million in it.