: In a major cliffhanger, Hae-yi announces to her family during her homecoming party that she intends to leave with Haeng-ja and move to Japan, a decision that leaves Haeng-seon and Jae-woo stunned.

: Hae-yi finally wakes up from her coma, but her recovery is complicated by the return of her biological mother, Haeng-ja. Hae-yi struggles with resentment toward her mother’s sudden and selfish reappearance.

: The mystery of the metal ball serial killer concludes as Chi-yeol discovers Dong-hui’s true identity as Seong-hyeon. After a tense confrontation on a hospital rooftop, Dong-hui refuses Chi-yeol’s help and drops to his death, citing his desire to "protect" the tutor as his twisted motivation.

: While Chi-yeol struggles with the trauma of Dong-hui’s death, Haeng-seon remains his primary source of comfort, helping him move past the guilt of the past.

: This secondary romance takes a definitive step forward when Jae-woo admits he dislikes the idea of Yeong-joo going on a blind date, leading to their first official romantic moment.

Watch these recaps and deep dives to catch all the details and fan theories from this pivotal episode:

: Following the exam leakage scandal, Sun-jae makes the brave choice to withdraw from school to take responsibility for his actions, eventually planning to take the GED. He also finally confesses his long-held feelings to Hae-yi. Romance & Relationships