Kyouichi est un fantôme pris dans un cycle sans fin de devoirs de l'au-delà, ne souhaitant rien de plus que de se retirer et de quitter le monde mortel. Cependant, son passé et ses liens avec le monde l'empêchent de trouver la paix.
Tomo is the spirit guide who helps Kyouichi navigate the afterlife. She serves as a mentor, offering wisdom and assistance as Kyouichi struggles to reconcile with his past and his desire for peace.
Aiko is a compassionate and determined girl who finds herself involved in Kyouichi’s ghostly journey. Despite her limited understanding of the supernatural, she is determined to help him find the peace and rest he deserves.