Lee So-jin

After barely surviving a brutal attack by a sadistic serial killer, crime boss Jang Dong-su is left humiliated. Determined to catch the killer known as K, he forms an uneasy alliance with Jung Tae-seok, a relentless and incorruptible detective who often disrupts his illegal business. However, while Jang Dong-su wants K dead, Jung Tae-suk is determined to bring him to justice. With a deal in place—whoever finds K first will decide his fate—the hunt begins, blurring the lines between crime and law.

A laid-back countryside detective Byung-su takes his family to the Philippines for his 10th wedding anniversary. In fact, his hidden agenda is to track down his old friend Yong-bae who scammed him and got away a few years ago. In Manila, Byung-su finds Yong-bae in prison for murder, and hears about the case surrounding 'Yamashita’s Gold'. Swayed by a share of the Gold that Yong-bae offers, Byung-su suddenly becomes embroiled in the case.

Min-jae, a rookie police officer with a natural born talent for driving, is assigned to the perfect team: the Hit-and-Run Squad. But at the same time, for police detective Si-yeon, it is a place she is unjustly demoted to for doing her job. The two team up to arrest the rich and powerful speed maniac Jae-chul who is suspected of committing crimes for his obsession for speed.

A grumpy old woman befriends a young civil servant and learns English from him. She then reveals to him her shocking past.