Eun-jung Ha is a rough yet passionate detective; a reticent yet thoughtful son. His father was once a detective, but after the incident of 1988, he quit his job and stuck to life on construction sites. Eun-jung became an officer of the law to understand his father and find out the truth. He meets Ah-mi Woo and gets swept up in a scandal that turns his world upside down. He finds out that his father is actually the man who kidnapped him. And amidst this revelation, he begins to learn true love.