Episode 3
S1, E3: Seung Yoo surprises everyone by excelling in the math competition and being selected to represent Aseong High School with Ye Rin; some parents and Ms. Noh are unhappy with Yoon Su's teaching methods.
S1, E3: Seung Yoo surprises everyone by excelling in the math competition and being selected to represent Aseong High School with Ye Rin; some parents and Ms. Noh are unhappy with Yoon Su's teaching methods.