Tanmoku Ki returns to his family home for the first time since making a pact with his new spirit shadow, You Keika. However, aside from Tanmoku's grandmother, who welcomes Keika with happy tears, the welcoming mood in the sprawling mansion is noticeably stiff. Keika learns that there is a complicated relationship amoung the members of the Tanmoku family and even their retainers. Meanwhile, a mysterious man and woman appear and corner Keika. What on earth could their goal be?
Are you sure becoming a spirit 
didn't thin out your brain cells?
أواثق أنّ خلايا عقلك لم ترهف عندما أصبحت روحًا؟
¿No habrás perdido neuronas
al volverte un espíritu?
¿No habrás perdido neuronas
al convertirte en espíritu?
Tu as perdu ton cerveau
en devenant un esprit ?
Siamo sicuri che diventare 
uno spirito non riduca i neuroni?
Tem certeza que se tornar um espírito
 não diminuiu os seus neurônios?