A mysterious journal leads to a hunt for buried treasure.
When the Aldens help Aunt Jane move into a summer home on the coast,
they're excited for a relaxing break in the quiet town. But when a boat
called Alden Explorer washes ashore in the night, the children discover
a mystery with their name written all over it--literally! Investigating
further, they discover a mysterious journal, talk of buried treasure,
and a secret society. It's just the start of their summer of adventure!