Jennifer Allison

During the summer before ninth grade, intrepid Gilda Joyce invites herself to the San Francisco mansion of distant cousin Lester Splinter and his thirteen-year-old daughter, where she uses her purported psychic abilities and detective skills to solve the mystery of the mansion's boarded-up tower.

Gilda Joyce's best friend Wendy Choy qualifies to compete in an international piano competition in Oxford, England, and Gilda is determined to go as well--as a page turner.