They start chasing a mystery--then it chases them.
When they hear footsteps behind them and bad guys run after them, they have no choice but to work together to solve th. they find a briefcase in the forest with a surprise inside. . .
Then .
The only mystery is how they\'ll be able to spend the summer together.
Jessica would rather be shopping in a city.
Sophie loves hiking and her small town.
Twelve-year-old Cousins Sophie and Jessica don\'t have much in common.
They start chasing a mystery--then it chases them