Tashi, Jack’s extraordinary imaginary friend, is a gnome-like character who comes from a place far away. In this first of a series, Tashi tells of being sold to a warlord and escaping with the help of a swan.Tashi, Jack’s extraordinary imaginary friend, is a gnome-like character who comes from a place far away. In this first of a series, Tashi tells of being sold to a warlord and escaping with the help of a swan.