Ho Goo Hee, a high schooler and self-proclaimed pushover, discovers a new application on her phone that offers to take revenge on anyone whose name she writes in it.Ho Goo Hee, a high schooler and self-proclaimed pushover, discovers a new application on her phone that offers to take revenge on anyone whose name she writes in it.Ho Goo Hee, a high schooler and self-proclaimed pushover, discovers a new application on her phone that offers to take revenge on anyone whose name she writes in it.