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.
2025
as Fai
as Miss Yee
as HR Cheung
as 安哥
as Gau
as 葉一禾
as 蔡小棋
as Even
as 真真
as Jayden
