Hye-ji finds Jeong Cha-gi, who is lying near the beach. But he does not even remember who he is ...
With the help of Hye-ji's school seniors, Jeong Cha-gi goes to school like Hye-ji. Hye-ji is concerned about him...
Suddenly Cha-gi tries to attack Hye-ji. Fortunately, the sister of Hye-Ji saves Hye-Ji from Cha-gi's attack. However, Nam-su does not remember that he tried to attack Hye-ji...
Hye-ji is a little bit romantic feelings for Cha-gi ... but he has a lot of secrets.
The special agent who lost his memory, Cha-gi, and Hye-ji who wants to become a navy can be honest with each other's feelings?