So far, the police have held about ten interrogations.
A woman in her 35s has previously been detained on suspicion of aggravated procuring.
A man in his 25s is suspected of aiding and abetting procuring.
The crime scene is suspected, among other things, of being a business premises in central Falun.
Hear SVT's reporter Lisa Linder Lindberg tell about the work of the police and the first men who admitted that they bought sex in the company premises in central Falun.