You Keika, who unfortunately lost his life in a traffic accident, spends his days as Tanmoku Ki's spirit shadow. Then, one day, upon realizing that he has not really received any particular training as spirit shadow, Keika tells Ki that he wishes to train. Heeding his request, Ki leaves Keika's training in the hands of In Tetsu, lord of the Tanmoku family's Mt. Ura. As Keika's training gets off to a rocky start a mysterious youkai appears.
I felt like our relationship would 
change if I learned too much.
Ich hatte Angst, es würde sich
etwas ändern, wenn ich zu viel erfahre.
Sentí que nuestra relación cambiaría
si llegaba a descubrir demasiado.
Sentí que nuestra relación cambiaría
si llegaba a descubrir demasiado.
J’avais peur
que notre relation change
Sentivo che la nostra relazione 
sarebbe cambiata se avessi scoperto troppo.
Eu senti que nosso relacionamento
mudaria se você mudasse esse tanto.