When Caleb was near catatonic at the asylum, one of the workers saw an opportunity to make a little coin on the side, inviting strangers to have a little one-on-one time with him. Caleb is too confused to realize what's happening and can't say anything about it. He is only aware the people he doesn't know come by and do things that hurt or make him uncomfortable.
++++ The worker running this scheme comforts and calms Caleb down afterwords. Evil aftercare.