Translation of irregularidad

I understood that this was a real problem in this country and many foreigners came for sex tourism. Many bad stories had happened but my hosts were decent people. I could tell that right away.
Now I needed to decide where to go next and I decided to use the information that the girl gave me. I went back into town to the central station and booked a night bus to a place called Palenque.
Actually, three hours was enough to get the impression of Macau. It had many narrow streets and some parts reminded us of a Mediterranean village. One can really see the charming Portuguese influence.