Invisible Girl:
(Book)

Young Saffyre Maddox spent three years under the care of renowned child psychologist Roan Fours. When Dr. Fours decides their sessions should end, Saffyre feels abandoned. She begins looking for ways to connect with him, from waiting outside his office to walking through his neighborhood late at night. She soon learns more than she ever wanted to about Roan and his deceptively perfect family life. On a chilly Valentine's night, Saffyre will disappear, taking any secrets she has learned with her.