When an emotionally-fragile girl takes a job as baby-sitter to 2 distressed kids at a remote summertime home, she falls in love with the kids's dad, while ending up being enmeshed in the secret of their separated mom - with whom, it ends up, the young woman has her very own filled background. As the summer season progresses, she starts to suspect that the household has a dark background that they are hopeless to keep secret.