A teenager manages to stumble upon a phone application, where, upon writing a person's name, that person is punished. Moreover, she uses this newfound power for her own benefit.
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A teenager manages to stumble upon a phone application, where, upon writing a person's name, that person is punished. Moreover, she uses this newfound power for her own benefit.
| Actor | Role |
|---|---|
 SamuelSeo Robin | Seo Robin |
 Ji Min-hyukSeo Jay | Seo Jay |
 Jin Geon-wooHo Goo-joon | Ho Goo-joon |
 An Seo-hyunOjina | Ojina |
 Kim Ji-youngOsana | Osana |
 Park Ji-huLee Ha-Yan | Lee Ha-Yan |
 Lee Eun-saemSo-eun | So-eun |
 Choi Ki-seobTeacher | Teacher |
 Kim Ye-eunMaeng Sa-rang | Maeng Sa-rang |
 Seo Ji-wonBully | Bully |
 Kim So-heeGeum Soo-ji | Geum Soo-ji |
 Jung Jung-ahJung Jun-ah | Jung Jun-ah |