A Mystery In Hawaii

It's summertime, and Margaret, Molly, and their parents are going on their traditional summer vacation. But on this innocent vacay, Margaret and her little sister, stumble across a mystery... Margaret, as a big sister, already has a lot that she is overwhelmed with, including her exuberant, dramatic sister. The sisters both need to learn how to love each other, when at the same time, they think someone might be following them! Will Margaret and Molly learn to love one another and work together? Is their family in danger? What's going to happen?