Kaia’s peaceful life in the countryside is abruptly shattered over the course of a long weekend, when her estranged sister Christine appears unannounced in the middle of the night, with no memory of how she got there.
Their two significant others, Ira and Andrew, are involuntarily pulled into the scenario. Tension and jealousies build as new alliances form and childhood patterns resurface, bringing up old, bitter wounds between the two sisters.
As days grow darker and the nights more disturbing, Kaia is forced to confront Christine, as well as herself, before she drifts too far into their dangerous relationship.
But when Christine goes missing, the conflict is left unresolved, and the three left are flung into upheaval trying to fill in the blanks.