The story begins with Ji-U Shin, she's a game developer. She's checking the game she made where she is disappointed as the villainess gets killed easily. The villainess is Theresa who's jealous of her

In the beginning of the story we see a girl who's name is Ga-eun, she is giving her wedding invitation cards to her friends. The girls began to guess the names of the guys and they are the friends of her