Yoon Bora, a cold assassin haunted with a terrible past. Blood shed was the only method for her to block out her painful memories. It was her only joy.
So when she recieved the order to kill a company owner, Lee Minho, who was considered a legend because of his achievements at such a young age.. She found herself leaping at the opportunity to satisfy her burning desires. 

 

But Lee Minho wasn't completely your average company owner, he was different, and to Bora's surprise, he was harder to assassinate. Even for an assassin as experienced as Bora.

 

As time went on, Bora went further into finding a way to execute Minho, but as feelings interfered, everything turned upside down.

 

Will she stay loyal to her client, or will she put herself at risk to protect Minho?