Already in dire financial straits, the Rocky Isle Marine Institute in Maine has lost its prized baby dolphin, and someone's demanding a million-dollar ransom. Nancy suspects that a deadly human shark is on the prowl and she'll take any risk - even act as bait - to ensure the dolphin's return.
This is Book 121 in the Nancy Drew Series. See all Nancy Drew books here.
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Author of the classis Nancy Drew series.
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