A group of friends embarks on a challenging underwater adventure to save their town from a mysterious threat.
Author
Polly Holyoke
2 books in the catalog
Polly Holyoke has 2 books in our catalog of Christian parent reviews, mostly adventure, science fiction and mystery. The titles we've reviewed span 2013 to 2015.
Recommended for readers roughly ages 13–17, based on our reviewers' age guidance.
Recurring virtues across Polly Holyoke's work include courage. Content concerns tend to be mild across the titles we've reviewed.
A girl discovers she has gills and can breathe underwater, leading her to a hidden underwater city and a mission to save humanity.
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