Seasons & Episodes
Fermat’s Last Theorem
At Asung High, Yoon Su’s new workplace, she gives a tricky question for students who want to join the math club. While
Baek Min Jae
Yoon Su finds out that Seung Yoo solved the question. But he tries to keep a distance from her, saying he doesn’t like
Infinite and Finite
Seung Yoo participates in the math competition and is picked to represent Asung High along with Ye Rin. The result shock
The Ten-Year-Old Genius
Seung Yoo and Ye Rin prepare in earnest for the Math Olympics. Jung Ah and Min Jun teach Ye Rin the means to win, and Yo
Faulty Brakes
After the Math Olympics, Seung Yoo opens up and tells Yoon Su the traumatic experience he had bottled up inside of him f
The Midterms
Yoon Su gets overwhelmed with mixed and complex emotions after hearing Seung Yoo profess his love for her. Gyu Yeung not
Seung Yoo Returns
After four years, Seung Yoo has now become a renowned mathematician, and he returns to look for traces of Yoon Su who ha
Seung Yoo’s Project
Now that he has reunited with Yoon Su, Seung Yoo tries to get close to her again. Noh Jung Ah, who doesn't know that Yoo
Unlocking Yoon Su’s Heart
Seung Yoo tries to bring Yoon Su out into the world from her rut by getting close to her heart, just the way she helped
The Audit
For the first time, Yoon Su reveals to Seung Yoo her pain and suffering. Seung Yoo discovers the person behind their lov
Face to Face at Last
Yoon Su starts to smile little by little thanks to Seung Yoo, and the two of them have an enjoyable and memorable time t
Flawed Premise
Seung Yoo announces that he was the student involved in the teacher-student love scandal at Asung High and shocks everyo
A Place Of Warmth
Seung Yoo understands the error in the premise and Yoon Su deeply. He becomes frustrated because his love for Yoon Su ob
Asung’s New Director
Seung Yoo and Yoon Su finally reveal the truth behind the scandal that happened in their past. While Noh Jung Ah puts fo
Ji Na’s Guilt
Yoon Su and Seung Yoo hold hands for Si An, supporting, relying on, and moving together. In the end, they get close to e
Noh Jung Ah’s Collapse
Finally, Seung Yoo and Yoon Su reveal the secrets behind Asung Academy and Noh Jung Ah to the world. How will Noh Jung A
