In a quiet corner of the Lao capital Vientiane, an unremarkable compound conceals a dark and exploitative operation.
Behind one door, a room resembling a junior school classroom is filled with girls, some perhaps as young as 10 years old.
An investigation has found that foreign men, including Japanese nationals, are among those who frequent such places for sex.
The child sex trade has become a pressing concern in Laos, where underground compounds operate discreetly but openly enough to be found...