Episodes 12–15 Confused on what to do after Eun-gyeol's confession, Jae-hee asks advice from Teacher Jang. Along with his fellow teachers, Teacher Jang brings Jae-hee, Tae-joon, and Eun-gyeol to the countryside for volunteer work, thinking it will lessen the tension between the trio. After the trip, Tae-joon reveals to Teacher Jang his plan to confess his love for Jae-hee and to admit to her that he knew all along that she is a girl. Meanwhile, Tae-joon's training partner and fellow high jumper Min Hyeon-jae (Kang Ha-neul) gets stressed over the competition between them and attempts to sabotage him. Instead, his efforts nearly killed Jae-hee and injured Eun-gyeol, rendering the latter incapable of playing an incoming soccer match. Hyeon-jae reveals to the Eun-gyeol (who was his roommate) his fears of defeat and disheartening his own family. Eun-gyeol forgives Hyeon-jae to the condition that he shall put him under his servitude until he heals from his injury. Tae-joon dismisses Hyeon-jae's offensive acts and encourages him not to withdraw from his sports career. Soon after, Jae-hee talks to Tae-joon about making up with his father, Kang Geun-wook (Sunwoo Jae-duk). Tae-joon learns from Geun-wook the truth about his mother's death: his mother's condition was unbeknown to both Tae-joon and Geun-wook, and when she died, Geun-wook decided to let Tae-joon blame him for her death. Tae-joon reconciles with his father, and his performance in high jumping boosted as the date of the National competition approached. Just then, Eun-gyeol unexpectedly discovers Jae-hee's identity and felt betrayed for not being told of the truth. Tae-joon comforts a troubled Jae-hee, reveals that he had known all along that she is a girl, and finally confesses his love for her. Later, gossips of a girl hiding in Genie High School began to spread and the captains of Dormitory 1 and 3 starts to search the locker rooms to confirm the rumor. Eun-gyeol hears of their plan and hides Jae-hee before the dormitory captains were able to see her changing clothes in the locker room. Eun-gyeol lets go of his anger and accepts the reality that he and Jae-hee cannot be together, telling Jae-hee of his happiness he felt when he learned that she was a girl. Episode 16 & Epilogue Merely two days before Tae-joon's match, Jae-hee faints at school and her identity is revealed when students try to revive her. Seung-ri scolds Jae-hee for what she had done,