Kowloon Generic Romance

Kowloon Generic Romance (九龍ジェネリックロマンス, Kūron Jenerikku Romansu) is a Japanese series written and illustrated by Mayuzuki Jun.

Plot
The greatest labyrinth of the 20th century, a drama for working men and women in a town called a Kowloon walled city. Daily adult romance in a gentle dystopia, a new life gently.