Summary: Arson took it all away from Akiyama Kanon seven years ago.Her parents died in that fire, her brother was arrested as the prime suspect and her carefree life disappeared from that instant.

• 7年前，13岁的佳音父母被杀害，房子被烧，哥哥又被当成杀人嫌疑犯而被捕，她变成了孤单一人。