A servant falls in love with a girl whom his master also desires. Although the girl loves the servant, she also longs to improve her station in life.

After a traumatic event, a drug trafficker turns sides and conspires with a dangerously ambitious undercover police officer to bring down the mysterious kingpin of a major drug cartel.

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.