Oichi, who aspires to become a doctor, is a young woman who has the special ability to hear the voices of those who have passed and see the figures of those who have died with regrets. She assists her father as they unravel the mysteries behind some strange incidents. Adapted from the novel series "Oichi Fushigi Gatari" (おいち不思議がたり) by Asano Atsuko (あさのあつこ).