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.
Kyouichi is a ghost caught in an endless cycle of afterlife duties, wishing for nothing more than to retire and leave the mortal world behind. However, his past and ties to the world keep him bound, preventing him from finding peace.