Where Dose it Begin

Narcissa Desdemona Jericho and Liam are the best of friends. They've been together for almost ten years ever since Liam rescued Narcissa. Theres only one problem with there relationship. Liam dosen't exist to anyone but Narcissa who is the only one that can see, hear and feel his touch. But can Liam give Narcissa what she despritly need or will he remain Nacissa's real imaginary friend.