Overview
The story takes place in occupied Korea at the start of the 20th century, where a young student in medicine discovers the murdered body of the son of a government official. Being scared of being accused, he decides to hire Hong Jin-ho (a detective) to help him find the murderer before the police accuse him of the murder.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 38 | 55 | |
 | 21 | 38 | |
 | 31 | 47 | |
 | 40 | 57 | |
 | 38 | 55 | |
 | 13 | 30 | |
 | 8 | 25 | |
 | 48 | 64 | |
 | 69 | November 7, 2020 (81) | |
 | 26 | 42 |