A story about mothers and their achievements through a mother who was once a Taekwondo champion but is now an ordinary mother with an adolescent son.
| Actor | Role |
|---|---|
 Jang Seo-heeYang Bo Mi | Yang Bo Mi |
 Yoon Chan-youngHan Cheol | Han Cheol |
 Lee Kyung-youngBaek Woon | Baek Woon |
 Kim Jin-soo[Husband] | [Husband] |
 FeelDog[Taekwondo Master] | [Taekwondo Master] |
| SSin Dong-u"Dark Circle" | "Dark Circle" |
| SSeung Hyun"Dark Circle" | "Dark Circle" |
 TaemiSoo Jin | Soo Jin |