It was never her intention to break the law by joining the front line. And it was never her intention to disguise herself as her brother. But it was always her intention to save him.      

It was a world ruled by numbers; numbers and sequences. From birth, every human has a number printed onto the inside of their wrist, and to every human, this is the most important number in existence. But it is also the number that they are never permitted to know. The numbers are simply a countdown; a countdown of days until that human will, without exception, die. Baekhyun knew what the numbers meant.

 Others referred to it as 'love'. But after all she had done to him, how could she call this love? She wanted to forget everything; everything but Oh Sehun. In truth, she never wanted to forget him. But how could she stay with him now?