From the get-go, Mr Chris Ng makes no apologies for this unsanitised walking tour of Keong Saik Road.

He is upfront about the terms of reference: "I am not going to mince words. You will hear unsavoury phrases (regarding sex)... but I want you to focus more on the sad stories of these women who, since the 1850s till almost the middle of the last century, lived in inhumane conditions and were subjected to all manner of indignities.