Twelve-year-old cousins Sophie and Jessica don't have much in common. Sophie loves hiking and her small town. Jessica would rather be shopping in a city. The only mystery is how they'll be able to spend the summer together. Then they find a briefcase in the forest with a surprise inside. When they hear footsteps behind them and bad guys run after them, they have no choice but to work together to solve the mystery of The Feather Chase.
Shannon L. Brown
Number in series from author's website.
The feather chase
Brown, Shannon L