Since she was young, Soo-Nam has been able to do anything well with her hands. She holds 14 different certificates for typing excellence, but a computer takes over her job. Luckily, she finds a new job and marries. Soo-Nam and her husband decide to buy a house. They take out a loan to pay for their home. Soo-Nam works hard to pay off the loan, but she falls into more debt. Then … an opportunity arises to pay off all her debts at once.

When a crime organization from North Korea crosses borders and enters South Korean soil, a South Korean detective must cooperate with a North Korean detective to investigate their whereabouts.