A girl moves into a new apartment, finds a doll and several mysterious notes left by a previous tenant.

[Reader]

A girl moves into a new apartment, finds a doll and several mysterious notes left by a previous tenant. Every night, she hears footsteps but sees no one; the sounds belong to the spirit of the former tenant who loved ballet. Following clues, she discovers letters under a bridge, solving the mystery and freeing the previous tenant's soul. The doll then disappears.

[Kris]

Reader, I notice your topic header is marked Solved. Did you find your book - or should we move this thread to the "Unsolved" folder?