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...
is a really famous piano that was 
used by well-known composers.
بيانو مشهور استعمله مؤلّفون موسيقيّون
ذائعو الصيت
Papa hat den gekauft, weil er von vielen
berühmten Komponisten benutzt wurde.
lo usaron varios compositores famosos.
è un pianoforte famoso,
lo suonava un compositore molto noto.
É bem famoso, ele foi usado por
vários compositores famosos.
Им раньше пользовались
знаменитые композиторы.