Chu Sang Woo is a computer science major who is inflexible and strict. While working on a group project, he removes the names of freeloaders who didn't contribute. Little did he know that this decision would lead to complications with Jang Jae Young, a Department of Design student whose study-abroad plans were affected. Despite their conflicting personalities, Sang Woo and Jae Young have to collaborate. Will Sang Woo be able to work with Jae Young as an artist and engineer?

Choo Sang-woo is the epitome of an inflexible and strict rule-abiding person. Jang Jae-young is like a semantic error in the perfect world of Choo Sang-woo. Will Sang-woo be able to work with Jae-young as an artist and engineer?

Computer science major Choo Sang-woo is the epitome of an inflexible and strict rule-abiding person. While working on a liberal arts group project with freeloaders who don’t put in any effort, Sang-woo reasonably decides to remove their names from the final presentation. But he didn’t imagine how involved he would become with the person whose study-abroad plans were messed up because of that project. The involved person: the campus star who everyone knows, Department of Design’s Jang Jae-young. He has everything from skills, looks, family background and good relationships except for 1 big problem: Choo Sang-woo. What happens when an engineer and an artist whose personalities are like oil and water have to work together? Jang Jae-young is like a semantic error in the perfect world of Choo Sang-woo. Will Sang-woo be able to debug this?