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.
Well, that resulted in several red light 
districts that cater to foreigners.
هنالك العديد من مناطق الملاهي التي
.ترضي شهوات الأجانب نتيجةً لذلك
Dort gibt es außerdem einen Rotlichtbezirk,
um die Ausländer zu bespaßen.
Bueno, hay muchos distritos rojos
para los extranjeros.
Bueno, hay muchos barrios rojos
para los extranjeros.
Alors il y a plusieurs quartiers
de prostitution pour les marins.
In quella zona è pieno 
di quartieri a luci rosse per gli stranieri.
Bem, tem diversos bairros de prostituição
que atendem estrangeiros.
Так образуются районы красных
фонарей, где угождают иностранцам.