A young woman named Lin Pei-min, a kindergarten teacher who underestimates her profession, considers it boring, and, most importantly, thankless. But gradually, Lin Pei-min begins to realize how responsible and important the work entrusted to her is. And her "ordinary profession" becomes her life's work.
| Actor | Role |
|---|---|
 Wang BeiPeiming Lin, new kindergarten teacher | Peiming Lin, new kindergarten teacher |
 Liu MingLu, kindergarten director | Lu, kindergarten director |
 Huang WansuJuan Li, kindergarten teacher | Juan Li, kindergarten teacher |
 Li LingjunFang Fang | Fang Fang |
 Shiming ZhiPan's mother | Pan's mother |
 Huanqing LiYufeng Zhang | Yufeng Zhang |
| XXiaoqin HuangHóng Hóng | Hóng Hóng |
 Hu XiaohanZhu Xiao | Zhu Xiao |
 Yun TanMu Lin | Mu Lin |
 Ruiqun LiaoAunt | Aunt |
 Qianli QianOld man | Old man |