Overview
Missing and death cases take place in succession along the Korean Demilitarized Zone. South Korea forms a unit led by Captain Jo Jin-Ho and First Lieutenant Shin Yoo-Hwa as assistant leader. They are given only 24 hours to find out the truth behind the incidents. Team members find evidence, but they feel like something isn't right.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 38 | 47 | |
 | 24 | 33 | |
 | 24 | 34 | |
 | 33 | 42 | |
 | 39 | 49 | |
 | 39 | 49 | |
 | 32 | 41 | |
 | 33 | 42 | |
 | 27 | 37 | |
 | - | - |