Life has no destination. Five years ago, when they first met, she was saved by him. Just because he said "I will protect you forever", she decided to hand over the fate of her life to him. But no matter what, he always left without saying goodbye. The first time they separated, he only left a piece of paper, but when they met again, he was already covered with scars and in danger. In order to save him, she did not hesitate to put herself in danger, even betrayed her country, deviated from the traditional ways, and became a person despised by the world. The second time they separated, he promised her a five-year agreement, so she waited for him in the mountains for five years, but to no avail. Five years later, she went out to look for him, and when they met again, she was given to him as an object by the leader of the country. She wanted to protect tens of millions of people in the country, but he was already the overlord of a foreign country, murderous, cold and cruel, but she always believed that she could find him back five years ago. However, love ended in fate. Within five years, he fell in love with another woman, but she could only watch him live and die with another woman. Where is the return journey in life, and where is her destination?