Yuxuefeiyang

He is her half-brother, and she has unspeakable feelings for him. She saved a person who looked exactly like him in another world. She helped him get through every difficulty in order to bring him back to their world as soon as possible. However, in order to survive, she pretended to be another person's princess. It was doomed that she and he could not return to their world together, and she was also doomed to be with the other person for the rest of her life!