The Pianist

A ghost at the piano. A melody unfinished. A mystery that won't stay silent.

When mournful piano music begins drifting through the main dining hall of Beacon of Hope Assisted Living, Lois Grover is the first to hear it. The haunting melody plays only at night-and no one sits at the piano when the staff rushes in to investigate.

But Lois sees her. A young woman in a skirt and heels, her fingers gliding over invisible keys.

While Lois and her friends in the Twilight Society-a secret circle devot...