While out on their rounds one day, Tsugumi and Hisui learn of the existance of a book written by a prostitute from Yokohama's redlight district. Hisui seems especially desperate to get his hands on this book and when Tsugumi learns the reason why she becomes determined to help him. When Tsugumi discovers that Shiginuma Shouko, wife of the shady owner of the Nachtigal dance hall, she finds herself stepping back into potentially dangerous territory alone.
Karasu seems to have 
started plotting something.
.يبدو أنّ كاراسو بدؤوا في التخطيط لشيء
Die Krähe scheint in Aktion zu treten.
Parece que Karasu empezó a moverse.
Parece que Karasu empezó a moverse.
Les Corbeaux
ont lancé les hostilités.
La Karasu sembra aver fatto la sua mossa.
Os Karasu parecem estar prestes a agir.
Похоже, Карасу сделали свой ход.