For Minseo, who is only 15 years old, life is a daily struggle. She has to look after her baby brother, work at a part-time job and deal with school bullies. She happens to meet a granny who is a “Cane-Fu” master.
| Actor | Role |
|---|---|
 Seong Byeong-sukGranny | Granny |
 Lee Chae-eunMin-seo | Min-seo |