Seon Joon challenges her to take the entrance exam for the all-boys school Sungkyunkwan University, not knowing that she is a girl in disguise.

Politics and discrimination enter Sungkyunkwan as Ha In Soo pressures Seon Joon to live in the Western dormitories with the rest of his political faction.

In Soo underestimates the loyalty Seon Joon and Yoon Hee have for each other. An archery competition brings about startling consequences for Yoon Hee.

Professor Jung discovers Yoon Hee's true identity and leaves her unnerved. She faces the threat of expulsion and the unspeakable charge of offending her family and the king.

Yoon Hee's fellow Sungkyunkwan scholars rally behind her as she trains in earnest for the Archery Competition.

The day of the Archery Competition has finally arrived. Much is at stake for Yoon Hee, whose very fate at Sungkyunkwan will be determined by the match's outcome.

Sungkyunkwan scholars are permitted to visit home during break. Meanwhile, suspicions continue to arise regarding Yoon Hee's true gender and identity.

The scholars return to Sungkyunkwan from their break, and there is already trouble. A thief has stolen several valuables, and Yoon Hee is accused of being the culprit.

Yoon Hee and her Sungkyunkwan friends set out to find the elusive thief. They are surprised to discover, however, that the person behind the robberies is not the criminal they expect.