Books with title Bridge Over the River Kwai

When Brynn's parents left her and her sister at home alone, she was confused about their TOTALLY unsensible decision. But how often are kids her age left alone at home for two days, right?But her world is about to be completely tilted. When she and her sister found a stranger in their home, a new era was beginning in their lives.One which can only be golden if Brynn decides to change...