Overview
Weaving two stories set 30 years apart, First of May is about a middle-aged man looking back at his teenage years, dreaming of his first and possibly only love. At the center of the drama is Bai, a 17-year-old student living with her single mother Wong Lei, and her grandmother. Bai gradually falls for her admirer/stalker Yeh, who is always walking behind her and her best friend Wen Wen wherever they go.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 26 | 37 | |
 | 24 | 34 | |
 | 48 | 59 | |
 | 25 | 35 | |
 | 24 | 34 | |
 | 40 | 50 | |
 | - | - | |
 | 33 | 44 | |
 | 52 | 62 | |
 | 49 | 59 |