Title: The Mall
Author: Richie Tankersley Cusick
Published: October 1992
Publisher: Pocket Books
When strange voices and a lurking figure complicate her job at Muffin Mania in the mall, Trish soon realizes that a man with a thousand faces, who knows her deepest secrets, is watching her every move. (amazon.com)
A man with a thousand faces eats at Muffin Mania? Well, there goes my mind. Yup. I went there. Still this book is epic in cover alone. I'd still read it.