Summary
Grades and Kinks
Kim Jun thought running away to the military for two years would erase the shame of kissing his academic rival, Cha Siwon. But returning to college drags them right back into each other’s orbit through shared classes and identical phones. When an accidental mix-up forces Siwon to answer a strange call on Jun’s phone, explicit moans on the receiver instantly shatter Jun’s innocent facade. Exposed and cornered, Jun finds his academic rivalry devolving into an addictively dangerous game of control and submission.
- Chapter 14 - Episode 14 15
- Chapter 13 - Episode 13 82
- Chapter 12 - Episode 12 October 28, 2026 103
- Chapter 11 - Episode 11 October 22, 2026 134
- Chapter 10 - Episode 10 October 14, 2026 176
- Chapter 9 - Episode 9 October 8, 2026 235
- Chapter 8 - Episode 8 September 30, 2026 454
- Chapter 7 - Episode 7 September 30, 2026 367
- Chapter 6 - Episode 6 September 30, 2026 386
- Chapter 5 - Episode 5 September 30, 2026 450
- Chapter 4 - Episode 4 September 30, 2026 449
- Chapter 3 - Episode 3 September 30, 2026 404
- Chapter 2 - Episode 2 September 30, 2026 440
- Chapter 1 - Episode 1 September 30, 2026 609
- Chapter 0 - Prologue September 30, 2026 486