In a small city where redevelopment has stalled three high school friends struggle with their own obsessions: Yong-gi a self-styled "attention seeker" dreaming of becoming a superhero; Ji-sook a "pro-ana" obsessed with losing her weight; and Dumbo a "netkama" who scams money online by pretending to be a girl. Their fragile friendship unravels when Woo-joo a charming transfer student and an influencer shows up. Ji-sook falls for him instantly while Yong-gi who has been secretly in love with her can only watch. But when Woo-joo's real self is revealed Ji-sook starts to collapse Yong-gi's hidden feelings turn into a dangerous plan for revenge.