Newlyweds Jun-ho and Eun-jin join six other couples as they all embark on a honeymoon excursion to Cheju Island. But the trip takes a tragic turn when Jun-ho's eyeless corpse is discovered the next morning and detective Pyun-shik must find the killer.
| Actor | Role |
|---|---|
 Cha Seung-wonKim Jun-ho | Kim Jun-ho |
 Jung Sun-kyungJoo Ko-eun | Joo Ko-eun |
 Cho Eun-sookChung Eun-jin | Chung Eun-jin |
 Hwang In-sungChoi Pyun-shik | Choi Pyun-shik |
 Lee Se-changKim Dong-bin | Kim Dong-bin |
 Kim Jung-taePark Jae-won | Park Jae-won |
| KKang Min-kyungJang hyun-hee | Jang hyun-hee |