Episode Description: Beware, spoilers! To read - hover over the text.
The imaginary friend of a little girl — a unicorn man by the name of Shiny thing — killed. Imaginary friend from childhood, Sam, Sally appears at the home of the brothers and asks for help in the investigation. It turns out that imaginary friends are not so imaginary, but are harmless creatures called Zana, helping lonely children. During the investigation, the continuing attacks, one of which ended in the death of Zan-mermaids, Sam and Sally are reliving the unpleasant circumstances of their parting many years ago.