The happy family was shattered overnight, her mother was killed by her enemies, and her favorite brother also disappeared mysteriously. That year, she was five years old.
A vampire with noble blood, but very interested in human life, he transformed into a human and saved a boy by chance. He was 283 years old that year, seven years old in human years.
Ten years later, in order to get to know her brother, she "traveled thousands of miles" to enter Sakura Dream Academy, and together with him they wrote a love story between humans and ghosts.