Sweet Revenge

In the television series "Sweet Revenge," a high school student named Ho Goo Hee (Kim Hyang Gi) discovers an app called "Revenge Note" that allows her to exact revenge on anyone who bullies her. The app's mysterious powers cause chaos in the lives of those who cross her, but Goo Hee finds a sense of satisfaction and empowerment in using it. As she navigates her complicated relationships with her family, friends, and enemies, Goo Hee must confront the consequences of her actions and decide whether to continue using the app or find a new path forward.

You can stream Sweet Revenge on: Rakuten VIKI

Some TV shows that have similar genres and were produced around the same time as Sweet Revenge include The Studio, The White Lotus, The Boys, This Is Us, Common Side Effects, Wild Cards.