Tell me who I am

A mysterious girl lives in the human world because of an incident that happened in her past. As her memories and emotions were wiped out, she learns to cope with humans, but she knew she was destined to go back to her previous life without knowing how it was to be. The romance happens when there is already enough trouble. Will she gain back all she lost? Or will she remain the same? Though there is a high possibility that she was doomed to die once she becomes the princess.