Season
- Season 1 2021-11-10
Episode
- Episode 1: Fermat’s Last Theorem
- Episode 2: Baek Min Jae
- Episode 3: Infinite and Finite
- Episode 4: The Ten-Year-Old Genius
- Episode 5: Faulty Brakes
- Episode 6: The Midterms
- Episode 7: Seung Yoo Returns
- Episode 8: Seung Yoo’s Project
- Episode 9: Unlocking Yoon Su’s Heart
- Episode 10: The Audit
- Episode 11: Face to Face at Last
- Episode 12: Flawed Premise
- Episode 13: A Place Of Warmth
- Episode 14: Asung’s New Director
- Episode 15: Ji Na’s Guilt
- Episode 16: Noh Jung Ah’s Collapse
Melancholia Season 1 Unlocking Yoon Su’s Heart
A sexual scandal between a math teacher and a student in a prestigious high school ended in tragedy. 4 years later they meet again, now as adults, to reveal the corruptions in school and to regain one's reputation as a teacher.
