Delusion(2016)

Overview:

After a heavy decision, Anna and Juhan are unable to move on with their lives. They take time off at their friends' fancy summer house and once there, are forced to offer shelter to another couple caught in the storm. The couple assumes that the house belongs to Anna and Juhan and they do nothing to correct the mistake. Instead, they seize their new roles and start taking their mutual bitterness out on the strangers.