Jinx Chapter 3 shows Joo Jaekyung winning his MMA fight. Afterward, he pays Kim Dan the agreed-upon large sum and confirms their transactional relationship will continue with future “sessions.” Dan immediately uses the money to pay off debts and get his grandmother’s medication, confirming his sacrifice is worth the financial relief.
Jinx Chapter 15: Joo Jaekyung aggressively asserts control by accompanying Kim Dan to his old clinic to mark his territory. There, a new, confident character shows interest in Dan, immediately triggering Jaekyung’s intense jealousy and possessiveness, further isolating and trapping Dan.
Jinx Chapter 9 sees Kim Dan recover at Joo Jaekyung’s penthouse after the beating. Jaekyung remains cold but, surprisingly, covers for Dan with his grandmother by visiting her in the hospital. This act of calculated “kindness” further confuses Dan about the nature of their controlling, transactional relationship.
Jinx Chapter 29: Kim Dan attends a press conference with a tense Joo Jaekyung. They encounter the interested Choi Minji and meet Heesung, Jaekyung’s kind colleague. Heesung’s genuine nature offers a contrast to Jaekyung and increases the external scrutiny on Dan’s delicate position.
Jinx Chapter 39: Kim Dan feels confused by his drugged confession and Joo Jaekyung’s coldness after the fight. Later, in Dan’s room, a worried Hwang Yoongu confronts Dan about Jaekyung’s shoulder. Yoongu confesses his love for Jaekyung and reveals he was the one who injured the champion in practice to force him to retire.