Anna was once the life and soul of the party - until a terrible night unravelled everything - a night she can't remember, but can't forget either...

Moving with her family back to where Grandma grew up, Anna becomes obsessed with two murders that took place in the town - three years apart, with the third anniversary looming...

The town of Harper's Creek suffers through a drought - people talk, people pray, and people wait. As Anna's trauma deepens, and Grandma's Alzheimer's worsens - they share a bond made of missing memories. They say both are, in their own ways, mad.

But when Grandma speaks, Anna listens, and she understands - but above all she fears that the girls are in there, and they're trying to tell her something...