Six employees are sent back to primary school for a retraining program, joining real fourth-grade students in Class 4S. As unlikely friendships form and personal growth unfolds, a rule-breaking incident threatens it all.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Toilet meal? Does your food still taste good eating in the washroom? | 2013-04-13 | 46 min |
| Season 1 | Episode 2 | Bullying? Being the butt of jokes? The reason behind the clown's tears | 2013-04-20 | 46 min |
| Season 1 | Episode 3 | Bullying is fun? The direction of a torn friendship by the school ranking | 2013-04-27 | 46 min |
| Season 1 | Episode 4 | Who is the culprit bullying the teacher? Press Conference of Tears | 2013-05-04 | 46 min |
| Season 1 | Episode 5 | The Bullies' dark side...and hostess classmate's dual!! | 2013-05-11 | 46 min |
| Season 1 | Episode 6 | Violence within the club!? Lie on top of lie that caused the chain of tragedy | 2013-05-18 | 46 min |
| Season 1 | Episode 7 | The pervert and the old lady's past revealed in a class trial!! | 2013-05-25 | 46 min |
| Season 1 | Episode 8 | Forbidden love between teacher and student!? The deception of the teacher from a demon's trap!! | 2013-06-01 | 46 min |
| Season 1 | Episode 9 | Almost final!! The old lady's tears...Survival at the school excursion | 2013-06-08 | 46 min |
| Season 1 | Episode 10 | Witch's trial...Her purpose of becoming a high school student | 2013-06-15 | 46 min |
| Season 1 | Episode 11 | Shocking 2hr SP!! All the mysteries solved tonight! | 2013-06-22 | 46 min |
| Writing | Lo Kim-Fei | Writer |
| Production | Lam Kin-Cheung | Producer |
| Production | Liu Chun-shek | Producer |
