Everyone felt a little overwhelmed with everything that was said. After seeing that Charles could find so much hidden information and make Mandy confess immediately, they realized exactly how powerful Charles was.
Although they were not sure why Mandy would have done such senseless things, they could understand that Charles had evidence so Mandy confessed because she was worried.
Since Charles claimed that there was more evidence, it was naturally assumed that it was authentic.
"After the kidnappers took the child, they handed her to one of their younger brothers and asked him to kill her and then toss the body. The brother could not go through with the killing though, he didn’t think that she would survive since she was so weak at the time and just threw her on the side of the road.
