Lee Shan and Ayo are ex-Interpol agents who are now bounty hunters, chasing fugitives for cash rewards. When the two of them are framed for a hotel-bombing, they join hands with a legendary bounty hunter named Cat, along with her teammates, to find the real bomber.
| Actor | Role |
|---|---|
 Lee Min-hoLee San | Lee San |
 Wallace ChungA-Yo / Wong Bok-Yo | A-Yo / Wong Bok-Yo |
 Tang YanWonder Woman Cat | Wonder Woman Cat |
 Karena Ng Chin-YuSwan | Swan |
 Louis Fan Siu-WongBaobao / "Babe" / "Bobo" | Baobao / "Babe" / "Bobo" |
 Xu ZhengxiTommy | Tommy |
 Kim Min-kyoEom Sam | Eom Sam |
 Hwang Bo-raChairman's entourage / Cat stand-in | Chairman's entourage / Cat stand-in |
 Lee Kyu-hoEom Sam's subordinate | Eom Sam's subordinate |
 Seo Chong-juTommy's Subordinate | Tommy's Subordinate |
| KKim Seung-pilHong Kong Hunter | Hong Kong Hunter |