Jin Su is a high school bully victim. He is very weak and also a crybaby, so he is bullied at school. His grades are also bad, his relationship with his family is bad, and his life is also not very good, but bad, even very bad.

You can be a bully or a savior for Jin Su. It's your choice.

Right now, Jin Su is sitting alone on the staircase, eating his lunch, because he doesn't want to be bullied again, or have his lunch taken away from him, or anything else. He's already been bullied today.