A woman lies down on a table in the doctor's office. Water is squirted into her ear. Suddenly, she's spinning and twirling and flying high above the doctors in the room. What's going on? This will be one of the defining moments of Bobbie Sorich's life.

Bobbie has always had difficulties. She is a struggling single mother hiding dark trauma from her past. Just when she gets a handle on things, she begins to have strange spells of dizziness and anxiety. Both get worse and worse until she can barely function.

Some people tell her she's crazy. They tell her that everything is in...