Can you ever really know your neighbours?

When human remains are found in a ground floor flat, the residents of Nelson Heights are shocked to learn that there was a dead body in their building for over three years.

Sarah lives at the flat above and after the remains are found, she feels threatened by a stranger hanging around the building.

Laura has lived in the building for as long as she can remember, caring for her elderly father, though there is more to her story than she is letting on.

As the investigation starts to heat up, and the two women become more involved, it's clear that someone isn't telling the truth about what went on all those years ago...