Lee Ri Na (Lena) has been bestfriends with Key since they were kids, however Kim Kibum (Key.) But Key had to move away to America because of his dad’s business. 10 years later

Kim Min Hee is 19 years old, his brother is Kim Joon Myun, they have a close relationship and she can trust him with anything. She is frends with Kim Joon Myun friends and they were kids. Her Bestfriend D.O is Bestfriends with Minhee and they trust each other with almost everything. However Kim Joon Myun and his friends have secrets.... The secret is that they all are spies and they are tryi

  A year later, Choi Minhee goes back to her painful past But What happens if she meets the one person she wanted to forget....    Choi Minhee: