Overview

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.

Top Cast

Alton Wong

Fai

Serene Lim

Miss Yee

Colin Chan

HR Cheung

Mak Pui-Tung

安哥

J

Jacky Tong

Gau

Ko Hon-Man

葉一禾

Wilson Ai Wai

蔡小棋

Giann Law

Even

Yeung Nga-Man

真真

S

Stone Lam Tsz Fung

Jayden