Tae Joon becomes Jae Hee’s source of strength during her most difficult time, and she leaves the United States for Korea to enrol at a boys’ sports high school and help Tae Joon resume his high jump career. Tae Joon announces his retirement from the national high jump team and withdraws into himself, but his closed-off heart begins to open up after meeting Jae Hee. Eun Gyul is confused about his sexual orientation and falls in love with Jae Hee, who is disguised as a man. The student-athletes enjoy training together and are not under any pressure to set a record or compete.