Overview
Aspiring young detective Xiang Li Xiqi takes on the case of a stolen research paper at school. With help from his friend Ren Shirou, he investigates a web of clues and classmates’ suspicious actions. As doubts rise, Xiang must rely on his sharp instincts to uncover the truth and prove himself.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 13 | 14 | |
 | 13 | 14 | |
 | 14 | 15 | |
 | 11 | 12 | |
| 14 | 15 | |
 | 11 | 13 | |
 | 8 | 9 | |
 | 12 | 14 | |
 | - | - | |
 | 14 | 15 |