Day after day, the papers are alive with accounts of an apparition at Ryouunkaku. Rokurou, a man who sees to the running of Asakusa, commissions Takuboku to find the truth of the matter. On his way to the scene, Takuboku reunites with an old friend, former newspaper reporter Yamaoka. Takuboku soon sees that Yamaoka is somehow connected to the ghost, but Yamaoka walks away, leaving behind only the words "throat moon." Then, magic lantern projectionist Matsukichi is killed. Two months earlier, Matsukichi had come across a woman who had been sexually assaulted. Takuboku starts looking to see if the two cases might be related.
Crimson nails... it's another name 
for balsam flowers.
أظافر قرمزيّة... إنّه اسم آخر لزهور البلسم
Balsaminen werden auch
Balsam-Springkraut genannt.
Las uñas rojas representan
a las balsaminas.
Las uñas rojas representan
a las balsaminas.
« Empourpre-ongles »,
c’est le surnom de la balsamine.
Balsamina...
Unha vermelha é outro nome
para as flores de bálsamo.
Алые ноготки... 
Так иногда называют бальзамин.