Two Irish sisters reunite after one's disappearance. Exploring their mother's past, they uncover long-buried secrets that strain their intense bond and threaten to engulf them.

The story of two sisters who grew up on the fractious Irish border. When one of them, who has been missing, finally returns home, the intense bond with her sister is re-ignited. Together they unearth their mother's past, but they uncover secrets and resentments which have been deeply buried and now threaten to overwhelm them.