- Previous episode S01E02 - Finding the Real Culprit
- Number S01E03
Can You Keep a Secret for Me?
The math teacher who got fired because of Jae In uncovering the truth tries to retaliate. An appears at the right moment to save Jae In and he continues to stay with her to protect her. However, the secret Jae In wanted to hide from everyone has been revealed and she disappears.