A young married couple's lives are thrown into a harrowing tailspin when an acquaintance from the husband's past brings mysterious gifts and a horrifying secret to light after more than twenty years.

A sweet, naive young woman trying to make it on her own in New York City, Frances doesn't think twice about returning the handbag she finds on the subway to its rightful owner. That owner is an eccentric French piano teacher with a love for classical music and an aching loneliness. The two become fast friends, but the older woman's maternal charms begin to dissolve and grow increasingly disturbing as Frances discovers that nothing is what it seems...