Invisible Thread is Heather Koelle's first novel. It is in the genre of Romance/paranormal(no vampires or werewolves) Susanna Wilkes and Helen Charlesworth live on opposite sides of the United States,as well as in parallel worlds. As we follow their lives,from young adulthood to marriage,children and grandchildren,a strange force is moving to connect the two worlds. Two of the novel's characters will slowly reveal the Invisible thread that ties the lives of these two women together,in a most unexpected way.