Nagatoro, a high school girl, takes pleasure in relentlessly teasing her shy upperclassman after discovering his artistic talents and drawings with her friends.

High schooler Hayase Nagatoro loves to spend her free time doing one thing, and that is to bully her Senpai. After Nagatoro and her friends stumble upon the aspiring artist's drawings, they find enjoyment in mercilessly bullying the timid Senpai.