Popular campus star from the Department of Design. Possesses exceptional skills, great looks, and a strong family background. His existence acts as a semantic error that disrupts the orderly life of Choo Sang-woo, forcing them to collaborate on a project despite their contrasting personalities.
Main romantic pairing that develops from initial conflict to love
Supportive friend and classmate
Close friend and classmate
Competing for Sang-woo's attention
Fellow student in design program
Senior colleague in the computer science department
Classmate with occasional interaction
Explore the full interactive character relationship map of Semantic Error