Overview
A temporary teacher Yu-jin is ordered by the principal to guide problematic students in extracurricular club activities. His intention is to prevent them from committing accidents at the outside after school. Indeed, can their musical come out to the world?
| Actor | Age then | Age now | |
|---|---|---|---|
 | 28 | 41 | |
 | 17 | 30 | |
 | 16 | 29 | |
 | - | - | |
| - | - |