Muhyo and Roji visit the home of Shiratori Aya, a client who says a black shadow has been playing her piano at 2:00 AM every night. Muhyo concludes that the shadow is a vengeful spirit born from countless people who envy Aya's talent, but in fact... Later, a package arrives at the bureau for Roji, containing a "magic-sealing pen" and an invitation to take an exam for a promotion to first-class secretary. Then Nana enters with a photo she took of a spirit on a pedestrian bridge...
and you must bring the magic-sealing 
pen found in this package."
وعليك إحضار قلم ختم السحر
"المُرسل مع هذا الطرد
und bringen Sie den Siegelstift mit,
der diesem Paket beiliegt.“
y debe llevar la pluma de sellado
de este paquete".
Apportez impérativement
votre stylo pour sceaux magiques. »
Porti inoltre con sé la penna
sigillatrice che ha trovato nel pacco".
e traga a caneta de selo mágico
encontrada neste pacote."
С собой необходимо иметь запечатывающую
ручку, прилагаемую к посылке.