Episode Description: Beware, spoilers! To read - hover over the text.
Terrible case, stole 10 year old girl. Sherlock has determined is the case of a serial killer. Subtle mind Holmes helps to pull the light on the smallest details. He could describe the van the kidnapper. When they found him, it was empty, but police detained him near the guy. It was Adam, the first abducted child. He pointed to her kidnapper, but something in this case did not converge until the end. As a result Sherlock guessed that Adam has changed under the influence of violence, he himself became a criminal and a kidnapper.