1第 1 集

As the series opens, Kang Tae Joon wins a gold medal and sets a world record as he leaps to victory during the high jump finals of the 2010 Youth Olympics. Gu Jae Hee cuts her hair and arrives at Genie High under the guise of a male transfer student.

2第 2 集

Tae-Joon faces scrutiny as his father, Director Jang, and a nosy reporter become suspicious that he may be faking his injury. After Doc discovers that Jae-Hee is a woman and threatens to have her expelled, she reveals that the real motivation behind her deception is to help Tae-Joon high jump again.

3第 3 集

After a nosy reporter captures a picture of a kiss shared between Tae-Joon and Jae-Hee, news of the kiss spreads through the school like wildfire. Jae-Hee attempts to save Tae-Joon's rapidly deteriorating reputation by claiming that a kiss is a customary friendly greeting in the United States.

4第 4 集

After Jae-Hee is abducted by a strange hyung, a suspicious Tae-Joon saves the day when the Hyung attempts to rape her. When Tae-Joon overhears a heated argument between Jae-Hee and her visiting oppa (brother), he becomes upset and demands that she leave.

5第 5 集

When Tae-Joon opens Jae-Hee's laptop, he finds a video presentation that she has addressed to Coach Holton describing Tae-Joon as her inspiration and requesting his help with Tae-Joon. After seeing the presentation, Tae-Joon tells Director Jang that he has found a reason to start training again.

6第 6 集

Tae-Joon is visibly nervous as he prepares to attempt a high jump but gains confidence and makes the jump after seeing Jae-Hee. When Seungri approaches Jae-Hee to perform as a girl at the Miss Genie contest, she initially refuses but later agrees to perform only if he helps Tae-Joon get back on the Athletics Team.

7第 7 集

While searching for the necklace that Tae-Joon was wearing when he saved her from drowning, Jae-Hee is tricked into entering a building that is scheduled to be demolished the next day. Meanwhile, after having the necklace wrapped during a shopping trip with Da-Hae, Eun-Gul looks for Jae-Hee to present her with the gift.

8第 8 集

It's Jae Hee's birthday and Eun Gyul buys her some seaweed soup. Tae Joon gets a call from Ha Na and goes to celebrate her birthday early, which saddens Jae Hee because she wanted to celebrate with him.

9第 9 集

Sparks fly between Tae Joon and Jae Hee after Tae Joon considers training in Canada, just before a strange man kidnaps Jae Hee. Meanwhile, Johnny begins to doubt that Jae Hee is a boy.

10第 10 集

When Reporter Yang interviews Tae-Joon about his high jumping career she inquires as to why he would turn down an offer by the notorious Coach Holton to train with him in Canada. Tae-Joon sacrifices his good boy image to stop Jae-Hee's feminine items from being discovered during a surprise room inspection.